Home / 4,902,331.40-7,338,981.90-3,645,729.80

Finding the Fourth Proportional to 4,902,331.40, 7,338,981.90 and 3,645,729.80

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Solution

The fourth proportional to 4,902,331.40, 7,338,981.90 and 3,645,729.80 is: 5,457,800.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,902,331.40 : 7,338,981.90 = 3,645,729.80 : x
  2. Step 2: Convert to fraction form
    4,902,331.40/7,338,981.90 = 3,645,729.80/x
  3. Step 3: Cross multiply
    4,902,331.40x = 7,338,981.90 × 3,645,729.80
  4. Step 4: Simplify right side
    4,902,331.40x = 26,755,945,014,490.62
  5. Step 5: Solve for x
    x = 26,755,945,014,490.62/4,902,331.40
  6. Step 6: Final answer
    x = 5,457,800.14

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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.