Home / 1,036,142.15-1,554,213.23-615,201.35

Finding the Fourth Proportional to 1,036,142.15, 1,554,213.23 and 615,201.35

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Solution

The fourth proportional to 1,036,142.15, 1,554,213.23 and 615,201.35 is: 922,802.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,142.15 : 1,554,213.23 = 615,201.35 : x
  2. Step 2: Convert to fraction form
    1,036,142.15/1,554,213.23 = 615,201.35/x
  3. Step 3: Cross multiply
    1,036,142.15x = 1,554,213.23 × 615,201.35
  4. Step 4: Simplify right side
    1,036,142.15x = 956,154,077,283.86
  5. Step 5: Solve for x
    x = 956,154,077,283.86/1,036,142.15
  6. Step 6: Final answer
    x = 922,802.03

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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.