Home / 2,810,084.28-3,878,488.62-1,904,957.88

Finding the Fourth Proportional to 2,810,084.28, 3,878,488.62 and 1,904,957.88

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Solution

The fourth proportional to 2,810,084.28, 3,878,488.62 and 1,904,957.88 is: 2,629,229.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,810,084.28 : 3,878,488.62 = 1,904,957.88 : x
  2. Step 2: Convert to fraction form
    2,810,084.28/3,878,488.62 = 1,904,957.88/x
  3. Step 3: Cross multiply
    2,810,084.28x = 3,878,488.62 × 1,904,957.88
  4. Step 4: Simplify right side
    2,810,084.28x = 7,388,357,459,159.33
  5. Step 5: Solve for x
    x = 7,388,357,459,159.33/2,810,084.28
  6. Step 6: Final answer
    x = 2,629,229.85

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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.