Home / 1,231,930.20-1,847,574.50-521,592.60

Finding the Fourth Proportional to 1,231,930.20, 1,847,574.50 and 521,592.60

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Solution

The fourth proportional to 1,231,930.20, 1,847,574.50 and 521,592.60 is: 782,253.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,231,930.20 : 1,847,574.50 = 521,592.60 : x
  2. Step 2: Convert to fraction form
    1,231,930.20/1,847,574.50 = 521,592.60/x
  3. Step 3: Cross multiply
    1,231,930.20x = 1,847,574.50 × 521,592.60
  4. Step 4: Simplify right side
    1,231,930.20x = 963,681,187,148.70
  5. Step 5: Solve for x
    x = 963,681,187,148.70/1,231,930.20
  6. Step 6: Final answer
    x = 782,253.08

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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.