Home / 1,117,635.17-1,542,293.73-634,171.55

Finding the Fourth Proportional to 1,117,635.17, 1,542,293.73 and 634,171.55

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Solution

The fourth proportional to 1,117,635.17, 1,542,293.73 and 634,171.55 is: 875,132.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,117,635.17 : 1,542,293.73 = 634,171.55 : x
  2. Step 2: Convert to fraction form
    1,117,635.17/1,542,293.73 = 634,171.55/x
  3. Step 3: Cross multiply
    1,117,635.17x = 1,542,293.73 × 634,171.55
  4. Step 4: Simplify right side
    1,117,635.17x = 978,078,797,597.91
  5. Step 5: Solve for x
    x = 978,078,797,597.91/1,117,635.17
  6. Step 6: Final answer
    x = 875,132.45

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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.