Home / 1,273,086.39-1,756,824.15-700,126.50

Finding the Fourth Proportional to 1,273,086.39, 1,756,824.15 and 700,126.50

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Solution

The fourth proportional to 1,273,086.39, 1,756,824.15 and 700,126.50 is: 966,155.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,273,086.39 : 1,756,824.15 = 700,126.50 : x
  2. Step 2: Convert to fraction form
    1,273,086.39/1,756,824.15 = 700,126.50/x
  3. Step 3: Cross multiply
    1,273,086.39x = 1,756,824.15 × 700,126.50
  4. Step 4: Simplify right side
    1,273,086.39x = 1,229,999,143,254.97
  5. Step 5: Solve for x
    x = 1,229,999,143,254.97/1,273,086.39
  6. Step 6: Final answer
    x = 966,155.28

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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.