Home / 3,120,807.59-4,305,497.92-1,958,575.65

Finding the Fourth Proportional to 3,120,807.59, 4,305,497.92 and 1,958,575.65

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Solution

The fourth proportional to 3,120,807.59, 4,305,497.92 and 1,958,575.65 is: 2,702,070.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,120,807.59 : 4,305,497.92 = 1,958,575.65 : x
  2. Step 2: Convert to fraction form
    3,120,807.59/4,305,497.92 = 1,958,575.65/x
  3. Step 3: Cross multiply
    3,120,807.59x = 4,305,497.92 × 1,958,575.65
  4. Step 4: Simplify right side
    3,120,807.59x = 8,432,643,387,237.65
  5. Step 5: Solve for x
    x = 8,432,643,387,237.65/3,120,807.59
  6. Step 6: Final answer
    x = 2,702,070.90

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.