Home / 3,057,752.75-4,219,701.50-1,681,119.90

Finding the Fourth Proportional to 3,057,752.75, 4,219,701.50 and 1,681,119.90

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Solution

The fourth proportional to 3,057,752.75, 4,219,701.50 and 1,681,119.90 is: 2,319,946.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,057,752.75 : 4,219,701.50 = 1,681,119.90 : x
  2. Step 2: Convert to fraction form
    3,057,752.75/4,219,701.50 = 1,681,119.90/x
  3. Step 3: Cross multiply
    3,057,752.75x = 4,219,701.50 × 1,681,119.90
  4. Step 4: Simplify right side
    3,057,752.75x = 7,093,824,167,912.65
  5. Step 5: Solve for x
    x = 7,093,824,167,912.65/3,057,752.75
  6. Step 6: Final answer
    x = 2,319,946.95

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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.