Home / 3,993,158.16-5,511,537.36-2,275,290.72

Finding the Fourth Proportional to 3,993,158.16, 5,511,537.36 and 2,275,290.72

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Solution

The fourth proportional to 3,993,158.16, 5,511,537.36 and 2,275,290.72 is: 3,140,459.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,993,158.16 : 5,511,537.36 = 2,275,290.72 : x
  2. Step 2: Convert to fraction form
    3,993,158.16/5,511,537.36 = 2,275,290.72/x
  3. Step 3: Cross multiply
    3,993,158.16x = 5,511,537.36 × 2,275,290.72
  4. Step 4: Simplify right side
    3,993,158.16x = 12,540,349,808,141.30
  5. Step 5: Solve for x
    x = 12,540,349,808,141.30/3,993,158.16
  6. Step 6: Final answer
    x = 3,140,459.08

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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.