Home / 3,759,615.71-5,187,891.04-2,127,738.95

Finding the Fourth Proportional to 3,759,615.71, 5,187,891.04 and 2,127,738.95

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Solution

The fourth proportional to 3,759,615.71, 5,187,891.04 and 2,127,738.95 is: 2,936,065.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,759,615.71 : 5,187,891.04 = 2,127,738.95 : x
  2. Step 2: Convert to fraction form
    3,759,615.71/5,187,891.04 = 2,127,738.95/x
  3. Step 3: Cross multiply
    3,759,615.71x = 5,187,891.04 × 2,127,738.95
  4. Step 4: Simplify right side
    3,759,615.71x = 11,038,477,822,359.80
  5. Step 5: Solve for x
    x = 11,038,477,822,359.80/3,759,615.71
  6. Step 6: Final answer
    x = 2,936,065.46

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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.