Home / 3,175,607.56-4,382,319.84-1,869,618.64

Finding the Fourth Proportional to 3,175,607.56, 4,382,319.84 and 1,869,618.64

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Solution

The fourth proportional to 3,175,607.56, 4,382,319.84 and 1,869,618.64 is: 2,580,062.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,175,607.56 : 4,382,319.84 = 1,869,618.64 : x
  2. Step 2: Convert to fraction form
    3,175,607.56/4,382,319.84 = 1,869,618.64/x
  3. Step 3: Cross multiply
    3,175,607.56x = 4,382,319.84 × 1,869,618.64
  4. Step 4: Simplify right side
    3,175,607.56x = 8,193,266,859,305.82
  5. Step 5: Solve for x
    x = 8,193,266,859,305.82/3,175,607.56
  6. Step 6: Final answer
    x = 2,580,062.78

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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.