Home / 1,125,144.25-1,552,713.65-615,835.69

Finding the Fourth Proportional to 1,125,144.25, 1,552,713.65 and 615,835.69

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Solution

The fourth proportional to 1,125,144.25, 1,552,713.65 and 615,835.69 is: 849,861.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,125,144.25 : 1,552,713.65 = 615,835.69 : x
  2. Step 2: Convert to fraction form
    1,125,144.25/1,552,713.65 = 615,835.69/x
  3. Step 3: Cross multiply
    1,125,144.25x = 1,552,713.65 × 615,835.69
  4. Step 4: Simplify right side
    1,125,144.25x = 956,216,482,020.17
  5. Step 5: Solve for x
    x = 956,216,482,020.17/1,125,144.25
  6. Step 6: Final answer
    x = 849,861.24

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.