Home / 1,199,387.20-1,655,150.44-655,522.96

Finding the Fourth Proportional to 1,199,387.20, 1,655,150.44 and 655,522.96

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Solution

The fourth proportional to 1,199,387.20, 1,655,150.44 and 655,522.96 is: 904,619.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,199,387.20 : 1,655,150.44 = 655,522.96 : x
  2. Step 2: Convert to fraction form
    1,199,387.20/1,655,150.44 = 655,522.96/x
  3. Step 3: Cross multiply
    1,199,387.20x = 1,655,150.44 × 655,522.96
  4. Step 4: Simplify right side
    1,199,387.20x = 1,084,989,115,674.10
  5. Step 5: Solve for x
    x = 1,084,989,115,674.10/1,199,387.20
  6. Step 6: Final answer
    x = 904,619.56

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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.