Home / 1,342,862.34-1,853,149.98-731,019.53

Finding the Fourth Proportional to 1,342,862.34, 1,853,149.98 and 731,019.53

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Solution

The fourth proportional to 1,342,862.34, 1,853,149.98 and 731,019.53 is: 1,008,806.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,862.34 : 1,853,149.98 = 731,019.53 : x
  2. Step 2: Convert to fraction form
    1,342,862.34/1,853,149.98 = 731,019.53/x
  3. Step 3: Cross multiply
    1,342,862.34x = 1,853,149.98 × 731,019.53
  4. Step 4: Simplify right side
    1,342,862.34x = 1,354,688,818,133.36
  5. Step 5: Solve for x
    x = 1,354,688,818,133.36/1,342,862.34
  6. Step 6: Final answer
    x = 1,008,806.92

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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.