Home / 1,192,401.73-1,645,535.55-648,549.37

Finding the Fourth Proportional to 1,192,401.73, 1,645,535.55 and 648,549.37

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Solution

The fourth proportional to 1,192,401.73, 1,645,535.55 and 648,549.37 is: 895,009.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192,401.73 : 1,645,535.55 = 648,549.37 : x
  2. Step 2: Convert to fraction form
    1,192,401.73/1,645,535.55 = 648,549.37/x
  3. Step 3: Cross multiply
    1,192,401.73x = 1,645,535.55 × 648,549.37
  4. Step 4: Simplify right side
    1,192,401.73x = 1,067,211,044,265.10
  5. Step 5: Solve for x
    x = 1,067,211,044,265.10/1,192,401.73
  6. Step 6: Final answer
    x = 895,009.64

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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.