Home / 3,520,359.12-4,857,965.64-1,910,692.56

Finding the Fourth Proportional to 3,520,359.12, 4,857,965.64 and 1,910,692.56

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Solution

The fourth proportional to 3,520,359.12, 4,857,965.64 and 1,910,692.56 is: 2,636,685.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,520,359.12 : 4,857,965.64 = 1,910,692.56 : x
  2. Step 2: Convert to fraction form
    3,520,359.12/4,857,965.64 = 1,910,692.56/x
  3. Step 3: Cross multiply
    3,520,359.12x = 4,857,965.64 × 1,910,692.56
  4. Step 4: Simplify right side
    3,520,359.12x = 9,282,078,805,083.64
  5. Step 5: Solve for x
    x = 9,282,078,805,083.64/3,520,359.12
  6. Step 6: Final answer
    x = 2,636,685.20

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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.