Home / 1,342,862.84-1,853,150.67-731,020.03

Finding the Fourth Proportional to 1,342,862.84, 1,853,150.67 and 731,020.03

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Solution

The fourth proportional to 1,342,862.84, 1,853,150.67 and 731,020.03 is: 1,008,807.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,862.84 : 1,853,150.67 = 731,020.03 : x
  2. Step 2: Convert to fraction form
    1,342,862.84/1,853,150.67 = 731,020.03/x
  3. Step 3: Cross multiply
    1,342,862.84x = 1,853,150.67 × 731,020.03
  4. Step 4: Simplify right side
    1,342,862.84x = 1,354,690,249,112.17
  5. Step 5: Solve for x
    x = 1,354,690,249,112.17/1,342,862.84
  6. Step 6: Final answer
    x = 1,008,807.61

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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.