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Finding the Fourth Proportional to 1,265,729.97, 1,746,640.06 and 692,659.42

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Solution

The fourth proportional to 1,265,729.97, 1,746,640.06 and 692,659.42 is: 955,833.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,265,729.97 : 1,746,640.06 = 692,659.42 : x
  2. Step 2: Convert to fraction form
    1,265,729.97/1,746,640.06 = 692,659.42/x
  3. Step 3: Cross multiply
    1,265,729.97x = 1,746,640.06 × 692,659.42
  4. Step 4: Simplify right side
    1,265,729.97x = 1,209,826,690,908.37
  5. Step 5: Solve for x
    x = 1,209,826,690,908.37/1,265,729.97
  6. Step 6: Final answer
    x = 955,833.17

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.