Home / 3,718,618.77-5,132,194.66-2,087,115.39

Finding the Fourth Proportional to 3,718,618.77, 5,132,194.66 and 2,087,115.39

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Solution

The fourth proportional to 3,718,618.77, 5,132,194.66 and 2,087,115.39 is: 2,880,500.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,718,618.77 : 5,132,194.66 = 2,087,115.39 : x
  2. Step 2: Convert to fraction form
    3,718,618.77/5,132,194.66 = 2,087,115.39/x
  3. Step 3: Cross multiply
    3,718,618.77x = 5,132,194.66 × 2,087,115.39
  4. Step 4: Simplify right side
    3,718,618.77x = 10,711,482,461,970.71
  5. Step 5: Solve for x
    x = 10,711,482,461,970.71/3,718,618.77
  6. Step 6: Final answer
    x = 2,880,500.29

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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.