Home / 2,195,660.02-3,029,945.60-1,215,642.64

Finding the Fourth Proportional to 2,195,660.02, 3,029,945.60 and 1,215,642.64

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Solution

The fourth proportional to 2,195,660.02, 3,029,945.60 and 1,215,642.64 is: 1,677,550.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,195,660.02 : 3,029,945.60 = 1,215,642.64 : x
  2. Step 2: Convert to fraction form
    2,195,660.02/3,029,945.60 = 1,215,642.64/x
  3. Step 3: Cross multiply
    2,195,660.02x = 3,029,945.60 × 1,215,642.64
  4. Step 4: Simplify right side
    2,195,660.02x = 3,683,331,068,240.38
  5. Step 5: Solve for x
    x = 3,683,331,068,240.38/2,195,660.02
  6. Step 6: Final answer
    x = 1,677,550.73

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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.