Home / 3,822,839.84-5,275,421.88-2,080,435.16

Finding the Fourth Proportional to 3,822,839.84, 5,275,421.88 and 2,080,435.16

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Solution

The fourth proportional to 3,822,839.84, 5,275,421.88 and 2,080,435.16 is: 2,870,947.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,822,839.84 : 5,275,421.88 = 2,080,435.16 : x
  2. Step 2: Convert to fraction form
    3,822,839.84/5,275,421.88 = 2,080,435.16/x
  3. Step 3: Cross multiply
    3,822,839.84x = 5,275,421.88 × 2,080,435.16
  4. Step 4: Simplify right side
    3,822,839.84x = 10,975,173,162,985.30
  5. Step 5: Solve for x
    x = 10,975,173,162,985.30/3,822,839.84
  6. Step 6: Final answer
    x = 2,870,947.68

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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.