Home / 1,745,871.60-2,407,937.90-1,134,221.43

Finding the Fourth Proportional to 1,745,871.60, 2,407,937.90 and 1,134,221.43

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Solution

The fourth proportional to 1,745,871.60, 2,407,937.90 and 1,134,221.43 is: 1,564,338.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,745,871.60 : 2,407,937.90 = 1,134,221.43 : x
  2. Step 2: Convert to fraction form
    1,745,871.60/2,407,937.90 = 1,134,221.43/x
  3. Step 3: Cross multiply
    1,745,871.60x = 2,407,937.90 × 1,134,221.43
  4. Step 4: Simplify right side
    1,745,871.60x = 2,731,134,781,217.85
  5. Step 5: Solve for x
    x = 2,731,134,781,217.85/1,745,871.60
  6. Step 6: Final answer
    x = 1,564,338.86

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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.