Home / 4,780,937.25-7,172,810.42-1,415,231.73

Finding the Fourth Proportional to 4,780,937.25, 7,172,810.42 and 1,415,231.73

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Solution

The fourth proportional to 4,780,937.25, 7,172,810.42 and 1,415,231.73 is: 2,123,263.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,780,937.25 : 7,172,810.42 = 1,415,231.73 : x
  2. Step 2: Convert to fraction form
    4,780,937.25/7,172,810.42 = 1,415,231.73/x
  3. Step 3: Cross multiply
    4,780,937.25x = 7,172,810.42 × 1,415,231.73
  4. Step 4: Simplify right side
    4,780,937.25x = 10,151,188,892,582.47
  5. Step 5: Solve for x
    x = 10,151,188,892,582.47/4,780,937.25
  6. Step 6: Final answer
    x = 2,123,263.36

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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.