Home / 1,672,969.07-2,508,042.85-725,626.28

Finding the Fourth Proportional to 1,672,969.07, 2,508,042.85 and 725,626.28

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Solution

The fourth proportional to 1,672,969.07, 2,508,042.85 and 725,626.28 is: 1,087,827.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,672,969.07 : 2,508,042.85 = 725,626.28 : x
  2. Step 2: Convert to fraction form
    1,672,969.07/2,508,042.85 = 725,626.28/x
  3. Step 3: Cross multiply
    1,672,969.07x = 2,508,042.85 × 725,626.28
  4. Step 4: Simplify right side
    1,672,969.07x = 1,819,901,803,326.10
  5. Step 5: Solve for x
    x = 1,819,901,803,326.10/1,672,969.07
  6. Step 6: Final answer
    x = 1,087,827.53

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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.