Home / 1,124,845.28-1,552,236.72-615,569.12

Finding the Fourth Proportional to 1,124,845.28, 1,552,236.72 and 615,569.12

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Solution

The fourth proportional to 1,124,845.28, 1,552,236.72 and 615,569.12 is: 849,458.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,845.28 : 1,552,236.72 = 615,569.12 : x
  2. Step 2: Convert to fraction form
    1,124,845.28/1,552,236.72 = 615,569.12/x
  3. Step 3: Cross multiply
    1,124,845.28x = 1,552,236.72 × 615,569.12
  4. Step 4: Simplify right side
    1,124,845.28x = 955,508,991,762.09
  5. Step 5: Solve for x
    x = 955,508,991,762.09/1,124,845.28
  6. Step 6: Final answer
    x = 849,458.15

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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.