Home / 1,128,936.10-1,693,699.26-655,166.02

Finding the Fourth Proportional to 1,128,936.10, 1,693,699.26 and 655,166.02

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Solution

The fourth proportional to 1,128,936.10, 1,693,699.26 and 655,166.02 is: 982,920.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,128,936.10 : 1,693,699.26 = 655,166.02 : x
  2. Step 2: Convert to fraction form
    1,128,936.10/1,693,699.26 = 655,166.02/x
  3. Step 3: Cross multiply
    1,128,936.10x = 1,693,699.26 × 655,166.02
  4. Step 4: Simplify right side
    1,128,936.10x = 1,109,654,203,251.15
  5. Step 5: Solve for x
    x = 1,109,654,203,251.15/1,128,936.10
  6. Step 6: Final answer
    x = 982,920.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.