Home / 1,118,839.03-1,543,592.91-731,875.44

Finding the Fourth Proportional to 1,118,839.03, 1,543,592.91 and 731,875.44

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Solution

The fourth proportional to 1,118,839.03, 1,543,592.91 and 731,875.44 is: 1,009,723.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,118,839.03 : 1,543,592.91 = 731,875.44 : x
  2. Step 2: Convert to fraction form
    1,118,839.03/1,543,592.91 = 731,875.44/x
  3. Step 3: Cross multiply
    1,118,839.03x = 1,543,592.91 × 731,875.44
  4. Step 4: Simplify right side
    1,118,839.03x = 1,129,717,740,187.13
  5. Step 5: Solve for x
    x = 1,129,717,740,187.13/1,118,839.03
  6. Step 6: Final answer
    x = 1,009,723.21

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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.