Home / 1,241,446.08-1,862,132.13-342,941.70

Finding the Fourth Proportional to 1,241,446.08, 1,862,132.13 and 342,941.70

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Solution

The fourth proportional to 1,241,446.08, 1,862,132.13 and 342,941.70 is: 514,402.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,241,446.08 : 1,862,132.13 = 342,941.70 : x
  2. Step 2: Convert to fraction form
    1,241,446.08/1,862,132.13 = 342,941.70/x
  3. Step 3: Cross multiply
    1,241,446.08x = 1,862,132.13 × 342,941.70
  4. Step 4: Simplify right side
    1,241,446.08x = 638,602,758,286.82
  5. Step 5: Solve for x
    x = 638,602,758,286.82/1,241,446.08
  6. Step 6: Final answer
    x = 514,402.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.