Home / 5,206,306.92-7,809,686.40-1,612,142.52

Finding the Fourth Proportional to 5,206,306.92, 7,809,686.40 and 1,612,142.52

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Solution

The fourth proportional to 5,206,306.92, 7,809,686.40 and 1,612,142.52 is: 2,418,283.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,206,306.92 : 7,809,686.40 = 1,612,142.52 : x
  2. Step 2: Convert to fraction form
    5,206,306.92/7,809,686.40 = 1,612,142.52/x
  3. Step 3: Cross multiply
    5,206,306.92x = 7,809,686.40 × 1,612,142.52
  4. Step 4: Simplify right side
    5,206,306.92x = 12,590,327,513,305.73
  5. Step 5: Solve for x
    x = 12,590,327,513,305.73/5,206,306.92
  6. Step 6: Final answer
    x = 2,418,283.77

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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.