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Finding the Fourth Proportional to 993,606.90, 1,490,410.35 and 950,061.30

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Solution

The fourth proportional to 993,606.90, 1,490,410.35 and 950,061.30 is: 1,425,091.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,606.90 : 1,490,410.35 = 950,061.30 : x
  2. Step 2: Convert to fraction form
    993,606.90/1,490,410.35 = 950,061.30/x
  3. Step 3: Cross multiply
    993,606.90x = 1,490,410.35 × 950,061.30
  4. Step 4: Simplify right side
    993,606.90x = 1,415,981,194,654.46
  5. Step 5: Solve for x
    x = 1,415,981,194,654.46/993,606.90
  6. Step 6: Final answer
    x = 1,425,091.95

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Similar ratio
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1.5x scale

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.