Home / 1,146,052.28-1,581,594.83-687,241.55

Finding the Fourth Proportional to 1,146,052.28, 1,581,594.83 and 687,241.55

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Solution

The fourth proportional to 1,146,052.28, 1,581,594.83 and 687,241.55 is: 948,418.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,052.28 : 1,581,594.83 = 687,241.55 : x
  2. Step 2: Convert to fraction form
    1,146,052.28/1,581,594.83 = 687,241.55/x
  3. Step 3: Cross multiply
    1,146,052.28x = 1,581,594.83 × 687,241.55
  4. Step 4: Simplify right side
    1,146,052.28x = 1,086,937,688,113.28
  5. Step 5: Solve for x
    x = 1,086,937,688,113.28/1,146,052.28
  6. Step 6: Final answer
    x = 948,418.94

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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.