Home / 1,427,966.84-1,970,884.34-969,229.25

Finding the Fourth Proportional to 1,427,966.84, 1,970,884.34 and 969,229.25

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Solution

The fourth proportional to 1,427,966.84, 1,970,884.34 and 969,229.25 is: 1,337,733.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,427,966.84 : 1,970,884.34 = 969,229.25 : x
  2. Step 2: Convert to fraction form
    1,427,966.84/1,970,884.34 = 969,229.25/x
  3. Step 3: Cross multiply
    1,427,966.84x = 1,970,884.34 × 969,229.25
  4. Step 4: Simplify right side
    1,427,966.84x = 1,910,238,745,848.80
  5. Step 5: Solve for x
    x = 1,910,238,745,848.80/1,427,966.84
  6. Step 6: Final answer
    x = 1,337,733.27

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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.