Home / 1,190,344.03-1,642,781.90-674,223.46

Finding the Fourth Proportional to 1,190,344.03, 1,642,781.90 and 674,223.46

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Solution

The fourth proportional to 1,190,344.03, 1,642,781.90 and 674,223.46 is: 930,489.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,190,344.03 : 1,642,781.90 = 674,223.46 : x
  2. Step 2: Convert to fraction form
    1,190,344.03/1,642,781.90 = 674,223.46/x
  3. Step 3: Cross multiply
    1,190,344.03x = 1,642,781.90 × 674,223.46
  4. Step 4: Simplify right side
    1,190,344.03x = 1,107,602,094,221.98
  5. Step 5: Solve for x
    x = 1,107,602,094,221.98/1,190,344.03
  6. Step 6: Final answer
    x = 930,489.06

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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.