Home / 2,131,270.30-3,191,656.65-1,008,027.10

Finding the Fourth Proportional to 2,131,270.30, 3,191,656.65 and 1,008,027.10

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Solution

The fourth proportional to 2,131,270.30, 3,191,656.65 and 1,008,027.10 is: 1,509,558.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,131,270.30 : 3,191,656.65 = 1,008,027.10 : x
  2. Step 2: Convert to fraction form
    2,131,270.30/3,191,656.65 = 1,008,027.10/x
  3. Step 3: Cross multiply
    2,131,270.30x = 3,191,656.65 × 1,008,027.10
  4. Step 4: Simplify right side
    2,131,270.30x = 3,217,276,397,095.22
  5. Step 5: Solve for x
    x = 3,217,276,397,095.22/2,131,270.30
  6. Step 6: Final answer
    x = 1,509,558.12

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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.