Home / 4,650,472.68-6,974,771.85-2,920,569.87

Finding the Fourth Proportional to 4,650,472.68, 6,974,771.85 and 2,920,569.87

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Solution

The fourth proportional to 4,650,472.68, 6,974,771.85 and 2,920,569.87 is: 4,380,266.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,650,472.68 : 6,974,771.85 = 2,920,569.87 : x
  2. Step 2: Convert to fraction form
    4,650,472.68/6,974,771.85 = 2,920,569.87/x
  3. Step 3: Cross multiply
    4,650,472.68x = 6,974,771.85 × 2,920,569.87
  4. Step 4: Simplify right side
    4,650,472.68x = 20,370,308,515,234.16
  5. Step 5: Solve for x
    x = 20,370,308,515,234.16/4,650,472.68
  6. Step 6: Final answer
    x = 4,380,266.25

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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.