Home / 976,613.73-1,467,165.70-689,087.14

Finding the Fourth Proportional to 976,613.73, 1,467,165.70 and 689,087.14

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Solution

The fourth proportional to 976,613.73, 1,467,165.70 and 689,087.14 is: 1,035,214.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,613.73 : 1,467,165.70 = 689,087.14 : x
  2. Step 2: Convert to fraction form
    976,613.73/1,467,165.70 = 689,087.14/x
  3. Step 3: Cross multiply
    976,613.73x = 1,467,165.70 × 689,087.14
  4. Step 4: Simplify right side
    976,613.73x = 1,011,005,016,119.10
  5. Step 5: Solve for x
    x = 1,011,005,016,119.10/976,613.73
  6. Step 6: Final answer
    x = 1,035,214.83

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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.