Home / 971,331.70-1,456,997.55-965,110.90

Finding the Fourth Proportional to 971,331.70, 1,456,997.55 and 965,110.90

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Solution

The fourth proportional to 971,331.70, 1,456,997.55 and 965,110.90 is: 1,447,666.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,331.70 : 1,456,997.55 = 965,110.90 : x
  2. Step 2: Convert to fraction form
    971,331.70/1,456,997.55 = 965,110.90/x
  3. Step 3: Cross multiply
    971,331.70x = 1,456,997.55 × 965,110.90
  4. Step 4: Simplify right side
    971,331.70x = 1,406,164,216,778.30
  5. Step 5: Solve for x
    x = 1,406,164,216,778.30/971,331.70
  6. Step 6: Final answer
    x = 1,447,666.35

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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.