Home / 2,113,848-3,171,102.12-693,581.04

Finding the Fourth Proportional to 2,113,848, 3,171,102.12 and 693,581.04

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Solution

The fourth proportional to 2,113,848, 3,171,102.12 and 693,581.04 is: 1,040,479.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,113,848 : 3,171,102.12 = 693,581.04 : x
  2. Step 2: Convert to fraction form
    2,113,848/3,171,102.12 = 693,581.04/x
  3. Step 3: Cross multiply
    2,113,848x = 3,171,102.12 × 693,581.04
  4. Step 4: Simplify right side
    2,113,848x = 2,199,416,306,335.81
  5. Step 5: Solve for x
    x = 2,199,416,306,335.81/2,113,848
  6. Step 6: Final answer
    x = 1,040,479.88

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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.