Home / 1,231,925.20-1,847,567-521,587.60

Finding the Fourth Proportional to 1,231,925.20, 1,847,567 and 521,587.60

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Solution

The fourth proportional to 1,231,925.20, 1,847,567 and 521,587.60 is: 782,245.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,231,925.20 : 1,847,567 = 521,587.60 : x
  2. Step 2: Convert to fraction form
    1,231,925.20/1,847,567 = 521,587.60/x
  3. Step 3: Cross multiply
    1,231,925.20x = 1,847,567 × 521,587.60
  4. Step 4: Simplify right side
    1,231,925.20x = 963,668,037,369.20
  5. Step 5: Solve for x
    x = 963,668,037,369.20/1,231,925.20
  6. Step 6: Final answer
    x = 782,245.58

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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.