Home / 1,516,496.40-2,092,762.08-872,040.96

Finding the Fourth Proportional to 1,516,496.40, 2,092,762.08 and 872,040.96

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Solution

The fourth proportional to 1,516,496.40, 2,092,762.08 and 872,040.96 is: 1,203,414.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,516,496.40 : 2,092,762.08 = 872,040.96 : x
  2. Step 2: Convert to fraction form
    1,516,496.40/2,092,762.08 = 872,040.96/x
  3. Step 3: Cross multiply
    1,516,496.40x = 2,092,762.08 × 872,040.96
  4. Step 4: Simplify right side
    1,516,496.40x = 1,824,974,253,294.80
  5. Step 5: Solve for x
    x = 1,824,974,253,294.80/1,516,496.40
  6. Step 6: Final answer
    x = 1,203,414.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.