Home / 1,679,498.55-2,519,247.83-1,380,316.95

Finding the Fourth Proportional to 1,679,498.55, 2,519,247.83 and 1,380,316.95

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Solution

The fourth proportional to 1,679,498.55, 2,519,247.83 and 1,380,316.95 is: 2,070,475.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,679,498.55 : 2,519,247.83 = 1,380,316.95 : x
  2. Step 2: Convert to fraction form
    1,679,498.55/2,519,247.83 = 1,380,316.95/x
  3. Step 3: Cross multiply
    1,679,498.55x = 2,519,247.83 × 1,380,316.95
  4. Step 4: Simplify right side
    1,679,498.55x = 3,477,360,474,098.13
  5. Step 5: Solve for x
    x = 3,477,360,474,098.13/1,679,498.55
  6. Step 6: Final answer
    x = 2,070,475.43

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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.