Home / 1,263,427.74-1,896,454.17-731,987.10

Finding the Fourth Proportional to 1,263,427.74, 1,896,454.17 and 731,987.10

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Solution

The fourth proportional to 1,263,427.74, 1,896,454.17 and 731,987.10 is: 1,098,741.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,263,427.74 : 1,896,454.17 = 731,987.10 : x
  2. Step 2: Convert to fraction form
    1,263,427.74/1,896,454.17 = 731,987.10/x
  3. Step 3: Cross multiply
    1,263,427.74x = 1,896,454.17 × 731,987.10
  4. Step 4: Simplify right side
    1,263,427.74x = 1,388,179,988,181.21
  5. Step 5: Solve for x
    x = 1,388,179,988,181.21/1,263,427.74
  6. Step 6: Final answer
    x = 1,098,741.10

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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.