Home / 2,767,746.20-3,819,763.88-1,679,932.40

Finding the Fourth Proportional to 2,767,746.20, 3,819,763.88 and 1,679,932.40

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Solution

The fourth proportional to 2,767,746.20, 3,819,763.88 and 1,679,932.40 is: 2,318,473.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,767,746.20 : 3,819,763.88 = 1,679,932.40 : x
  2. Step 2: Convert to fraction form
    2,767,746.20/3,819,763.88 = 1,679,932.40/x
  3. Step 3: Cross multiply
    2,767,746.20x = 3,819,763.88 × 1,679,932.40
  4. Step 4: Simplify right side
    2,767,746.20x = 6,416,945,102,361.71
  5. Step 5: Solve for x
    x = 6,416,945,102,361.71/2,767,746.20
  6. Step 6: Final answer
    x = 2,318,473.10

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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.