Home / 1,175,862.06-1,620,949.86-917,446.14

Finding the Fourth Proportional to 1,175,862.06, 1,620,949.86 and 917,446.14

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Solution

The fourth proportional to 1,175,862.06, 1,620,949.86 and 917,446.14 is: 1,264,718.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,175,862.06 : 1,620,949.86 = 917,446.14 : x
  2. Step 2: Convert to fraction form
    1,175,862.06/1,620,949.86 = 917,446.14/x
  3. Step 3: Cross multiply
    1,175,862.06x = 1,620,949.86 × 917,446.14
  4. Step 4: Simplify right side
    1,175,862.06x = 1,487,134,192,190.54
  5. Step 5: Solve for x
    x = 1,487,134,192,190.54/1,175,862.06
  6. Step 6: Final answer
    x = 1,264,718.24

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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.