Home / 3,188,008.24-4,779,181.06-1,242,286.31

Finding the Fourth Proportional to 3,188,008.24, 4,779,181.06 and 1,242,286.31

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Solution

The fourth proportional to 3,188,008.24, 4,779,181.06 and 1,242,286.31 is: 1,862,326.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,188,008.24 : 4,779,181.06 = 1,242,286.31 : x
  2. Step 2: Convert to fraction form
    3,188,008.24/4,779,181.06 = 1,242,286.31/x
  3. Step 3: Cross multiply
    3,188,008.24x = 4,779,181.06 × 1,242,286.31
  4. Step 4: Simplify right side
    3,188,008.24x = 5,937,111,212,691.53
  5. Step 5: Solve for x
    x = 5,937,111,212,691.53/3,188,008.24
  6. Step 6: Final answer
    x = 1,862,326.18

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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.