Home / 3,759,312.90-5,187,861.78-2,040,433.41

Finding the Fourth Proportional to 3,759,312.90, 5,187,861.78 and 2,040,433.41

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Solution

The fourth proportional to 3,759,312.90, 5,187,861.78 and 2,040,433.41 is: 2,815,803.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,759,312.90 : 5,187,861.78 = 2,040,433.41 : x
  2. Step 2: Convert to fraction form
    3,759,312.90/5,187,861.78 = 2,040,433.41/x
  3. Step 3: Cross multiply
    3,759,312.90x = 5,187,861.78 × 2,040,433.41
  4. Step 4: Simplify right side
    3,759,312.90x = 10,585,486,502,374.07
  5. Step 5: Solve for x
    x = 10,585,486,502,374.07/3,759,312.90
  6. Step 6: Final answer
    x = 2,815,803.52

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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.