Home / 1,199,353.82-1,655,104.30-655,489.46

Finding the Fourth Proportional to 1,199,353.82, 1,655,104.30 and 655,489.46

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Solution

The fourth proportional to 1,199,353.82, 1,655,104.30 and 655,489.46 is: 904,573.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,199,353.82 : 1,655,104.30 = 655,489.46 : x
  2. Step 2: Convert to fraction form
    1,199,353.82/1,655,104.30 = 655,489.46/x
  3. Step 3: Cross multiply
    1,199,353.82x = 1,655,104.30 × 655,489.46
  4. Step 4: Simplify right side
    1,199,353.82x = 1,084,903,423,850.68
  5. Step 5: Solve for x
    x = 1,084,903,423,850.68/1,199,353.82
  6. Step 6: Final answer
    x = 904,573.28

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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.