Home / 3,552,947.80-5,329,421.70-3,315,002.20

Finding the Fourth Proportional to 3,552,947.80, 5,329,421.70 and 3,315,002.20

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Solution

The fourth proportional to 3,552,947.80, 5,329,421.70 and 3,315,002.20 is: 4,972,503.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,552,947.80 : 5,329,421.70 = 3,315,002.20 : x
  2. Step 2: Convert to fraction form
    3,552,947.80/5,329,421.70 = 3,315,002.20/x
  3. Step 3: Cross multiply
    3,552,947.80x = 5,329,421.70 × 3,315,002.20
  4. Step 4: Simplify right side
    3,552,947.80x = 17,667,044,660,227.74
  5. Step 5: Solve for x
    x = 17,667,044,660,227.74/3,552,947.80
  6. Step 6: Final answer
    x = 4,972,503.30

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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.