Home / 2,980,357.22-4,471,202.40-1,087,098.65

Finding the Fourth Proportional to 2,980,357.22, 4,471,202.40 and 1,087,098.65

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Solution

The fourth proportional to 2,980,357.22, 4,471,202.40 and 1,087,098.65 is: 1,630,891.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,980,357.22 : 4,471,202.40 = 1,087,098.65 : x
  2. Step 2: Convert to fraction form
    2,980,357.22/4,471,202.40 = 1,087,098.65/x
  3. Step 3: Cross multiply
    2,980,357.22x = 4,471,202.40 × 1,087,098.65
  4. Step 4: Simplify right side
    2,980,357.22x = 4,860,638,087,481.27
  5. Step 5: Solve for x
    x = 4,860,638,087,481.27/2,980,357.22
  6. Step 6: Final answer
    x = 1,630,891.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.