Home / 2,872,689.04-3,964,338.12-1,583,575.55

Finding the Fourth Proportional to 2,872,689.04, 3,964,338.12 and 1,583,575.55

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Solution

The fourth proportional to 2,872,689.04, 3,964,338.12 and 1,583,575.55 is: 2,185,349.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,872,689.04 : 3,964,338.12 = 1,583,575.55 : x
  2. Step 2: Convert to fraction form
    2,872,689.04/3,964,338.12 = 1,583,575.55/x
  3. Step 3: Cross multiply
    2,872,689.04x = 3,964,338.12 × 1,583,575.55
  4. Step 4: Simplify right side
    2,872,689.04x = 6,277,828,918,764.97
  5. Step 5: Solve for x
    x = 6,277,828,918,764.97/2,872,689.04
  6. Step 6: Final answer
    x = 2,185,349.28

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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.