Home / 1,269,683.24-1,752,160.37-688,906.17

Finding the Fourth Proportional to 1,269,683.24, 1,752,160.37 and 688,906.17

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Solution

The fourth proportional to 1,269,683.24, 1,752,160.37 and 688,906.17 is: 950,689.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,269,683.24 : 1,752,160.37 = 688,906.17 : x
  2. Step 2: Convert to fraction form
    1,269,683.24/1,752,160.37 = 688,906.17/x
  3. Step 3: Cross multiply
    1,269,683.24x = 1,752,160.37 × 688,906.17
  4. Step 4: Simplify right side
    1,269,683.24x = 1,207,074,086,277.95
  5. Step 5: Solve for x
    x = 1,207,074,086,277.95/1,269,683.24
  6. Step 6: Final answer
    x = 950,689.16

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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.