Home / 1,265,318.80-1,746,139.94-692,358.97

Finding the Fourth Proportional to 1,265,318.80, 1,746,139.94 and 692,358.97

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Solution

The fourth proportional to 1,265,318.80, 1,746,139.94 and 692,358.97 is: 955,455.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,265,318.80 : 1,746,139.94 = 692,358.97 : x
  2. Step 2: Convert to fraction form
    1,265,318.80/1,746,139.94 = 692,358.97/x
  3. Step 3: Cross multiply
    1,265,318.80x = 1,746,139.94 × 692,358.97
  4. Step 4: Simplify right side
    1,265,318.80x = 1,208,955,650,334.26
  5. Step 5: Solve for x
    x = 1,208,955,650,334.26/1,265,318.80
  6. Step 6: Final answer
    x = 955,455.38

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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.