Home / 4,780,916.71-7,172,773.98-1,542,391.92

Finding the Fourth Proportional to 4,780,916.71, 7,172,773.98 and 1,542,391.92

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Solution

The fourth proportional to 4,780,916.71, 7,172,773.98 and 1,542,391.92 is: 2,314,039.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,780,916.71 : 7,172,773.98 = 1,542,391.92 : x
  2. Step 2: Convert to fraction form
    4,780,916.71/7,172,773.98 = 1,542,391.92/x
  3. Step 3: Cross multiply
    4,780,916.71x = 7,172,773.98 × 1,542,391.92
  4. Step 4: Simplify right side
    4,780,916.71x = 11,063,228,630,738.24
  5. Step 5: Solve for x
    x = 11,063,228,630,738.24/4,780,916.71
  6. Step 6: Final answer
    x = 2,314,039.19

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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.