Home / 4,078,207.40-6,110,312.70-2,657,532.20

Finding the Fourth Proportional to 4,078,207.40, 6,110,312.70 and 2,657,532.20

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Solution

The fourth proportional to 4,078,207.40, 6,110,312.70 and 2,657,532.20 is: 3,981,737.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,078,207.40 : 6,110,312.70 = 2,657,532.20 : x
  2. Step 2: Convert to fraction form
    4,078,207.40/6,110,312.70 = 2,657,532.20/x
  3. Step 3: Cross multiply
    4,078,207.40x = 6,110,312.70 × 2,657,532.20
  4. Step 4: Simplify right side
    4,078,207.40x = 16,238,352,752,318.94
  5. Step 5: Solve for x
    x = 16,238,352,752,318.94/4,078,207.40
  6. Step 6: Final answer
    x = 3,981,737.85

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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.