Home / 3,718,615.39-5,132,190.01-2,087,112.02

Finding the Fourth Proportional to 3,718,615.39, 5,132,190.01 and 2,087,112.02

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Solution

The fourth proportional to 3,718,615.39, 5,132,190.01 and 2,087,112.02 is: 2,880,495.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,718,615.39 : 5,132,190.01 = 2,087,112.02 : x
  2. Step 2: Convert to fraction form
    3,718,615.39/5,132,190.01 = 2,087,112.02/x
  3. Step 3: Cross multiply
    3,718,615.39x = 5,132,190.01 × 2,087,112.02
  4. Step 4: Simplify right side
    3,718,615.39x = 10,711,455,474,578.58
  5. Step 5: Solve for x
    x = 10,711,455,474,578.58/3,718,615.39
  6. Step 6: Final answer
    x = 2,880,495.66

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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.