Home / 1,197,279.89-1,652,251.19-653,427.17

Finding the Fourth Proportional to 1,197,279.89, 1,652,251.19 and 653,427.17

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Solution

The fourth proportional to 1,197,279.89, 1,652,251.19 and 653,427.17 is: 901,732.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,197,279.89 : 1,652,251.19 = 653,427.17 : x
  2. Step 2: Convert to fraction form
    1,197,279.89/1,652,251.19 = 653,427.17/x
  3. Step 3: Cross multiply
    1,197,279.89x = 1,652,251.19 × 653,427.17
  4. Step 4: Simplify right side
    1,197,279.89x = 1,079,625,807,682.44
  5. Step 5: Solve for x
    x = 1,079,625,807,682.44/1,197,279.89
  6. Step 6: Final answer
    x = 901,732.19

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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.