Home / 2,108,711.12-2,910,236.16-1,520,494.44

Finding the Fourth Proportional to 2,108,711.12, 2,910,236.16 and 1,520,494.44

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Solution

The fourth proportional to 2,108,711.12, 2,910,236.16 and 1,520,494.44 is: 2,098,437.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,108,711.12 : 2,910,236.16 = 1,520,494.44 : x
  2. Step 2: Convert to fraction form
    2,108,711.12/2,910,236.16 = 1,520,494.44/x
  3. Step 3: Cross multiply
    2,108,711.12x = 2,910,236.16 × 1,520,494.44
  4. Step 4: Simplify right side
    2,108,711.12x = 4,424,997,900,366.95
  5. Step 5: Solve for x
    x = 4,424,997,900,366.95/2,108,711.12
  6. Step 6: Final answer
    x = 2,098,437.22

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1.5x scale

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.