Home / 2,591,861.88-3,887,349.80-698,160.45

Finding the Fourth Proportional to 2,591,861.88, 3,887,349.80 and 698,160.45

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Solution

The fourth proportional to 2,591,861.88, 3,887,349.80 and 698,160.45 is: 1,047,121.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,591,861.88 : 3,887,349.80 = 698,160.45 : x
  2. Step 2: Convert to fraction form
    2,591,861.88/3,887,349.80 = 698,160.45/x
  3. Step 3: Cross multiply
    2,591,861.88x = 3,887,349.80 × 698,160.45
  4. Step 4: Simplify right side
    2,591,861.88x = 2,713,993,882,184.61
  5. Step 5: Solve for x
    x = 2,713,993,882,184.61/2,591,861.88
  6. Step 6: Final answer
    x = 1,047,121.34

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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.