Home / 976,610.17-1,467,160.34-689,083.57

Finding the Fourth Proportional to 976,610.17, 1,467,160.34 and 689,083.57

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Solution

The fourth proportional to 976,610.17, 1,467,160.34 and 689,083.57 is: 1,035,209.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,610.17 : 1,467,160.34 = 689,083.57 : x
  2. Step 2: Convert to fraction form
    976,610.17/1,467,160.34 = 689,083.57/x
  3. Step 3: Cross multiply
    976,610.17x = 1,467,160.34 × 689,083.57
  4. Step 4: Simplify right side
    976,610.17x = 1,010,996,084,849.61
  5. Step 5: Solve for x
    x = 1,010,996,084,849.61/976,610.17
  6. Step 6: Final answer
    x = 1,035,209.46

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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.