Home / 1,265,540.60-1,746,422.70-692,569.28

Finding the Fourth Proportional to 1,265,540.60, 1,746,422.70 and 692,569.28

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Solution

The fourth proportional to 1,265,540.60, 1,746,422.70 and 692,569.28 is: 955,732.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,265,540.60 : 1,746,422.70 = 692,569.28 : x
  2. Step 2: Convert to fraction form
    1,265,540.60/1,746,422.70 = 692,569.28/x
  3. Step 3: Cross multiply
    1,265,540.60x = 1,746,422.70 × 692,569.28
  4. Step 4: Simplify right side
    1,265,540.60x = 1,209,518,711,914.66
  5. Step 5: Solve for x
    x = 1,209,518,711,914.66/1,265,540.60
  6. Step 6: Final answer
    x = 955,732.84

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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.