Home / 1,270,158.52-1,752,021.46-753,546.66

Finding the Fourth Proportional to 1,270,158.52, 1,752,021.46 and 753,546.66

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Solution

The fourth proportional to 1,270,158.52, 1,752,021.46 and 753,546.66 is: 1,039,421.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,158.52 : 1,752,021.46 = 753,546.66 : x
  2. Step 2: Convert to fraction form
    1,270,158.52/1,752,021.46 = 753,546.66/x
  3. Step 3: Cross multiply
    1,270,158.52x = 1,752,021.46 × 753,546.66
  4. Step 4: Simplify right side
    1,270,158.52x = 1,320,229,924,117.54
  5. Step 5: Solve for x
    x = 1,320,229,924,117.54/1,270,158.52
  6. Step 6: Final answer
    x = 1,039,421.38

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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.