Home / 1,415,780.40-2,123,670.60-967,882.80

Finding the Fourth Proportional to 1,415,780.40, 2,123,670.60 and 967,882.80

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Solution

The fourth proportional to 1,415,780.40, 2,123,670.60 and 967,882.80 is: 1,451,824.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,415,780.40 : 2,123,670.60 = 967,882.80 : x
  2. Step 2: Convert to fraction form
    1,415,780.40/2,123,670.60 = 967,882.80/x
  3. Step 3: Cross multiply
    1,415,780.40x = 2,123,670.60 × 967,882.80
  4. Step 4: Simplify right side
    1,415,780.40x = 2,055,464,246,605.68
  5. Step 5: Solve for x
    x = 2,055,464,246,605.68/1,415,780.40
  6. Step 6: Final answer
    x = 1,451,824.20

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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.