Home / 3,117,682.45-4,676,468.25-987,711.24

Finding the Fourth Proportional to 3,117,682.45, 4,676,468.25 and 987,711.24

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Solution

The fourth proportional to 3,117,682.45, 4,676,468.25 and 987,711.24 is: 1,481,549.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,117,682.45 : 4,676,468.25 = 987,711.24 : x
  2. Step 2: Convert to fraction form
    3,117,682.45/4,676,468.25 = 987,711.24/x
  3. Step 3: Cross multiply
    3,117,682.45x = 4,676,468.25 × 987,711.24
  4. Step 4: Simplify right side
    3,117,682.45x = 4,619,000,254,028.13
  5. Step 5: Solve for x
    x = 4,619,000,254,028.13/3,117,682.45
  6. Step 6: Final answer
    x = 1,481,549.30

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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.