Home / 1,036,221.90-1,554,332.85-615,281.10

Finding the Fourth Proportional to 1,036,221.90, 1,554,332.85 and 615,281.10

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Solution

The fourth proportional to 1,036,221.90, 1,554,332.85 and 615,281.10 is: 922,921.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,221.90 : 1,554,332.85 = 615,281.10 : x
  2. Step 2: Convert to fraction form
    1,036,221.90/1,554,332.85 = 615,281.10/x
  3. Step 3: Cross multiply
    1,036,221.90x = 1,554,332.85 × 615,281.10
  4. Step 4: Simplify right side
    1,036,221.90x = 956,351,625,714.14
  5. Step 5: Solve for x
    x = 956,351,625,714.14/1,036,221.90
  6. Step 6: Final answer
    x = 922,921.65

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.