Home / 1,417,177.26-2,126,132.38-406,373.20

Finding the Fourth Proportional to 1,417,177.26, 2,126,132.38 and 406,373.20

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Solution

The fourth proportional to 1,417,177.26, 2,126,132.38 and 406,373.20 is: 609,664.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,417,177.26 : 2,126,132.38 = 406,373.20 : x
  2. Step 2: Convert to fraction form
    1,417,177.26/2,126,132.38 = 406,373.20/x
  3. Step 3: Cross multiply
    1,417,177.26x = 2,126,132.38 × 406,373.20
  4. Step 4: Simplify right side
    1,417,177.26x = 864,003,212,552.95
  5. Step 5: Solve for x
    x = 864,003,212,552.95/1,417,177.26
  6. Step 6: Final answer
    x = 609,664.89

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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.