Home / 969,521.32-1,334,972.10-966,721.96

Finding the Fourth Proportional to 969,521.32, 1,334,972.10 and 966,721.96

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Solution

The fourth proportional to 969,521.32, 1,334,972.10 and 966,721.96 is: 1,331,117.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,521.32 : 1,334,972.10 = 966,721.96 : x
  2. Step 2: Convert to fraction form
    969,521.32/1,334,972.10 = 966,721.96/x
  3. Step 3: Cross multiply
    969,521.32x = 1,334,972.10 × 966,721.96
  4. Step 4: Simplify right side
    969,521.32x = 1,290,546,845,057.32
  5. Step 5: Solve for x
    x = 1,290,546,845,057.32/969,521.32
  6. Step 6: Final answer
    x = 1,331,117.55

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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.