Home / 1,199,250.36-1,654,969.86-655,386.42

Finding the Fourth Proportional to 1,199,250.36, 1,654,969.86 and 655,386.42

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Solution

The fourth proportional to 1,199,250.36, 1,654,969.86 and 655,386.42 is: 904,435.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,199,250.36 : 1,654,969.86 = 655,386.42 : x
  2. Step 2: Convert to fraction form
    1,199,250.36/1,654,969.86 = 655,386.42/x
  3. Step 3: Cross multiply
    1,199,250.36x = 1,654,969.86 × 655,386.42
  4. Step 4: Simplify right side
    1,199,250.36x = 1,084,644,771,753.30
  5. Step 5: Solve for x
    x = 1,084,644,771,753.30/1,199,250.36
  6. Step 6: Final answer
    x = 904,435.64

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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.