Home / 1,181,953.80-1,770,306.30-972,001.80

Finding the Fourth Proportional to 1,181,953.80, 1,770,306.30 and 972,001.80

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Solution

The fourth proportional to 1,181,953.80, 1,770,306.30 and 972,001.80 is: 1,455,844.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,181,953.80 : 1,770,306.30 = 972,001.80 : x
  2. Step 2: Convert to fraction form
    1,181,953.80/1,770,306.30 = 972,001.80/x
  3. Step 3: Cross multiply
    1,181,953.80x = 1,770,306.30 × 972,001.80
  4. Step 4: Simplify right side
    1,181,953.80x = 1,720,740,910,151.34
  5. Step 5: Solve for x
    x = 1,720,740,910,151.34/1,181,953.80
  6. Step 6: Final answer
    x = 1,455,844.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.