Home / 2,247,692.80-3,371,539.20-1,287,162.40

Finding the Fourth Proportional to 2,247,692.80, 3,371,539.20 and 1,287,162.40

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Solution

The fourth proportional to 2,247,692.80, 3,371,539.20 and 1,287,162.40 is: 1,930,743.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,247,692.80 : 3,371,539.20 = 1,287,162.40 : x
  2. Step 2: Convert to fraction form
    2,247,692.80/3,371,539.20 = 1,287,162.40/x
  3. Step 3: Cross multiply
    2,247,692.80x = 3,371,539.20 × 1,287,162.40
  4. Step 4: Simplify right side
    2,247,692.80x = 4,339,718,488,366.08
  5. Step 5: Solve for x
    x = 4,339,718,488,366.08/2,247,692.80
  6. Step 6: Final answer
    x = 1,930,743.60

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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.