Home / 1,467,272.80-2,200,909.20-988,975.90

Finding the Fourth Proportional to 1,467,272.80, 2,200,909.20 and 988,975.90

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Solution

The fourth proportional to 1,467,272.80, 2,200,909.20 and 988,975.90 is: 1,483,463.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,467,272.80 : 2,200,909.20 = 988,975.90 : x
  2. Step 2: Convert to fraction form
    1,467,272.80/2,200,909.20 = 988,975.90/x
  3. Step 3: Cross multiply
    1,467,272.80x = 2,200,909.20 × 988,975.90
  4. Step 4: Simplify right side
    1,467,272.80x = 2,176,646,156,888.28
  5. Step 5: Solve for x
    x = 2,176,646,156,888.28/1,467,272.80
  6. Step 6: Final answer
    x = 1,483,463.85

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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.