Home / 1,270,162.52-1,752,026.98-753,550.66

Finding the Fourth Proportional to 1,270,162.52, 1,752,026.98 and 753,550.66

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Solution

The fourth proportional to 1,270,162.52, 1,752,026.98 and 753,550.66 is: 1,039,426.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,162.52 : 1,752,026.98 = 753,550.66 : x
  2. Step 2: Convert to fraction form
    1,270,162.52/1,752,026.98 = 753,550.66/x
  3. Step 3: Cross multiply
    1,270,162.52x = 1,752,026.98 × 753,550.66
  4. Step 4: Simplify right side
    1,270,162.52x = 1,320,241,087,116.81
  5. Step 5: Solve for x
    x = 1,320,241,087,116.81/1,270,162.52
  6. Step 6: Final answer
    x = 1,039,426.90

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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.