Home / 1,167,279.13-1,610,869.85-657,981.37

Finding the Fourth Proportional to 1,167,279.13, 1,610,869.85 and 657,981.37

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Solution

The fourth proportional to 1,167,279.13, 1,610,869.85 and 657,981.37 is: 908,028.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,167,279.13 : 1,610,869.85 = 657,981.37 : x
  2. Step 2: Convert to fraction form
    1,167,279.13/1,610,869.85 = 657,981.37/x
  3. Step 3: Cross multiply
    1,167,279.13x = 1,610,869.85 × 657,981.37
  4. Step 4: Simplify right side
    1,167,279.13x = 1,059,922,350,794.69
  5. Step 5: Solve for x
    x = 1,059,922,350,794.69/1,167,279.13
  6. Step 6: Final answer
    x = 908,028.19

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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.