Home / 987,267.20-1,479,151.20-924,281.60

Finding the Fourth Proportional to 987,267.20, 1,479,151.20 and 924,281.60

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Solution

The fourth proportional to 987,267.20, 1,479,151.20 and 924,281.60 is: 1,384,784.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    987,267.20 : 1,479,151.20 = 924,281.60 : x
  2. Step 2: Convert to fraction form
    987,267.20/1,479,151.20 = 924,281.60/x
  3. Step 3: Cross multiply
    987,267.20x = 1,479,151.20 × 924,281.60
  4. Step 4: Simplify right side
    987,267.20x = 1,367,152,237,777.92
  5. Step 5: Solve for x
    x = 1,367,152,237,777.92/987,267.20
  6. Step 6: Final answer
    x = 1,384,784.42

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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.