Home / 4,721,974.85-7,082,169.95-1,310,608.03

Finding the Fourth Proportional to 4,721,974.85, 7,082,169.95 and 1,310,608.03

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Solution

The fourth proportional to 4,721,974.85, 7,082,169.95 and 1,310,608.03 is: 1,965,692.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,721,974.85 : 7,082,169.95 = 1,310,608.03 : x
  2. Step 2: Convert to fraction form
    4,721,974.85/7,082,169.95 = 1,310,608.03/x
  3. Step 3: Cross multiply
    4,721,974.85x = 7,082,169.95 × 1,310,608.03
  4. Step 4: Simplify right side
    4,721,974.85x = 9,281,948,806,294.70
  5. Step 5: Solve for x
    x = 9,281,948,806,294.70/4,721,974.85
  6. Step 6: Final answer
    x = 1,965,692.13

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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.