Home / 1,231,909.63-1,847,543.68-521,572.03

Finding the Fourth Proportional to 1,231,909.63, 1,847,543.68 and 521,572.03

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Solution

The fourth proportional to 1,231,909.63, 1,847,543.68 and 521,572.03 is: 782,222.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,231,909.63 : 1,847,543.68 = 521,572.03 : x
  2. Step 2: Convert to fraction form
    1,231,909.63/1,847,543.68 = 521,572.03/x
  3. Step 3: Cross multiply
    1,231,909.63x = 1,847,543.68 × 521,572.03
  4. Step 4: Simplify right side
    1,231,909.63x = 963,627,103,724.38
  5. Step 5: Solve for x
    x = 963,627,103,724.38/1,231,909.63
  6. Step 6: Final answer
    x = 782,222.24

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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.