Home / 1,157,154.76-1,596,502.10-749,569.04

Finding the Fourth Proportional to 1,157,154.76, 1,596,502.10 and 749,569.04

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Solution

The fourth proportional to 1,157,154.76, 1,596,502.10 and 749,569.04 is: 1,034,164.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,157,154.76 : 1,596,502.10 = 749,569.04 : x
  2. Step 2: Convert to fraction form
    1,157,154.76/1,596,502.10 = 749,569.04/x
  3. Step 3: Cross multiply
    1,157,154.76x = 1,596,502.10 × 749,569.04
  4. Step 4: Simplify right side
    1,157,154.76x = 1,196,688,546,333.28
  5. Step 5: Solve for x
    x = 1,196,688,546,333.28/1,157,154.76
  6. Step 6: Final answer
    x = 1,034,164.65

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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.