Home / 1,199,210.31-1,654,914.56-655,354.44

Finding the Fourth Proportional to 1,199,210.31, 1,654,914.56 and 655,354.44

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Solution

The fourth proportional to 1,199,210.31, 1,654,914.56 and 655,354.44 is: 904,391.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,199,210.31 : 1,654,914.56 = 655,354.44 : x
  2. Step 2: Convert to fraction form
    1,199,210.31/1,654,914.56 = 655,354.44/x
  3. Step 3: Cross multiply
    1,199,210.31x = 1,654,914.56 × 655,354.44
  4. Step 4: Simplify right side
    1,199,210.31x = 1,084,555,601,439.87
  5. Step 5: Solve for x
    x = 1,084,555,601,439.87/1,199,210.31
  6. Step 6: Final answer
    x = 904,391.49

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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.