Home / 4,743,073.89-7,114,807.68-1,377,280.89

Finding the Fourth Proportional to 4,743,073.89, 7,114,807.68 and 1,377,280.89

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Solution

The fourth proportional to 4,743,073.89, 7,114,807.68 and 1,377,280.89 is: 2,065,978.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,743,073.89 : 7,114,807.68 = 1,377,280.89 : x
  2. Step 2: Convert to fraction form
    4,743,073.89/7,114,807.68 = 1,377,280.89/x
  3. Step 3: Cross multiply
    4,743,073.89x = 7,114,807.68 × 1,377,280.89
  4. Step 4: Simplify right side
    4,743,073.89x = 9,799,088,653,689.24
  5. Step 5: Solve for x
    x = 9,799,088,653,689.24/4,743,073.89
  6. Step 6: Final answer
    x = 2,065,978.49

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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.