Home / 2,182,922.10-3,274,874.01-666,478.17

Finding the Fourth Proportional to 2,182,922.10, 3,274,874.01 and 666,478.17

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Solution

The fourth proportional to 2,182,922.10, 3,274,874.01 and 666,478.17 is: 999,867.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,182,922.10 : 3,274,874.01 = 666,478.17 : x
  2. Step 2: Convert to fraction form
    2,182,922.10/3,274,874.01 = 666,478.17/x
  3. Step 3: Cross multiply
    2,182,922.10x = 3,274,874.01 × 666,478.17
  4. Step 4: Simplify right side
    2,182,922.10x = 2,182,632,037,165.36
  5. Step 5: Solve for x
    x = 2,182,632,037,165.36/2,182,922.10
  6. Step 6: Final answer
    x = 999,867.12

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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.