Home / 2,182,182.64-3,012,790.74-1,608,223.12

Finding the Fourth Proportional to 2,182,182.64, 3,012,790.74 and 1,608,223.12

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Solution

The fourth proportional to 2,182,182.64, 3,012,790.74 and 1,608,223.12 is: 2,220,363.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,182,182.64 : 3,012,790.74 = 1,608,223.12 : x
  2. Step 2: Convert to fraction form
    2,182,182.64/3,012,790.74 = 1,608,223.12/x
  3. Step 3: Cross multiply
    2,182,182.64x = 3,012,790.74 × 1,608,223.12
  4. Step 4: Simplify right side
    2,182,182.64x = 4,845,239,723,789.91
  5. Step 5: Solve for x
    x = 4,845,239,723,789.91/2,182,182.64
  6. Step 6: Final answer
    x = 2,220,363.98

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Why These Related Problems?

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