Home / 1,265,447.70-1,746,317.92-692,487.90

Finding the Fourth Proportional to 1,265,447.70, 1,746,317.92 and 692,487.90

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Solution

The fourth proportional to 1,265,447.70, 1,746,317.92 and 692,487.90 is: 955,633.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,265,447.70 : 1,746,317.92 = 692,487.90 : x
  2. Step 2: Convert to fraction form
    1,265,447.70/1,746,317.92 = 692,487.90/x
  3. Step 3: Cross multiply
    1,265,447.70x = 1,746,317.92 × 692,487.90
  4. Step 4: Simplify right side
    1,265,447.70x = 1,209,304,025,690.73
  5. Step 5: Solve for x
    x = 1,209,304,025,690.73/1,265,447.70
  6. Step 6: Final answer
    x = 955,633.35

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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.