Home / 1,247,043.04-1,720,918.65-674,083.24

Finding the Fourth Proportional to 1,247,043.04, 1,720,918.65 and 674,083.24

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Solution

The fourth proportional to 1,247,043.04, 1,720,918.65 and 674,083.24 is: 930,234.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,247,043.04 : 1,720,918.65 = 674,083.24 : x
  2. Step 2: Convert to fraction form
    1,247,043.04/1,720,918.65 = 674,083.24/x
  3. Step 3: Cross multiply
    1,247,043.04x = 1,720,918.65 × 674,083.24
  4. Step 4: Simplify right side
    1,247,043.04x = 1,160,042,419,368.43
  5. Step 5: Solve for x
    x = 1,160,042,419,368.43/1,247,043.04
  6. Step 6: Final answer
    x = 930,234.47

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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.