Home / 987,416.20-1,481,124.30-987,416.20

Finding the Fourth Proportional to 987,416.20, 1,481,124.30 and 987,416.20

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Solution

The fourth proportional to 987,416.20, 1,481,124.30 and 987,416.20 is: 1,481,124.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    987,416.20 : 1,481,124.30 = 987,416.20 : x
  2. Step 2: Convert to fraction form
    987,416.20/1,481,124.30 = 987,416.20/x
  3. Step 3: Cross multiply
    987,416.20x = 1,481,124.30 × 987,416.20
  4. Step 4: Simplify right side
    987,416.20x = 1,462,486,128,033.66
  5. Step 5: Solve for x
    x = 1,462,486,128,033.66/987,416.20
  6. Step 6: Final answer
    x = 1,481,124.30

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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.