Home / 3,425,648.61-4,727,050.61-1,897,470.21

Finding the Fourth Proportional to 3,425,648.61, 4,727,050.61 and 1,897,470.21

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Solution

The fourth proportional to 3,425,648.61, 4,727,050.61 and 1,897,470.21 is: 2,618,318.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,425,648.61 : 4,727,050.61 = 1,897,470.21 : x
  2. Step 2: Convert to fraction form
    3,425,648.61/4,727,050.61 = 1,897,470.21/x
  3. Step 3: Cross multiply
    3,425,648.61x = 4,727,050.61 × 1,897,470.21
  4. Step 4: Simplify right side
    3,425,648.61x = 8,969,437,704,149.98
  5. Step 5: Solve for x
    x = 8,969,437,704,149.98/3,425,648.61
  6. Step 6: Final answer
    x = 2,618,318.08

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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.