Home / 2,194,931.16-3,029,122.80-1,228,003.92

Finding the Fourth Proportional to 2,194,931.16, 3,029,122.80 and 1,228,003.92

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Solution

The fourth proportional to 2,194,931.16, 3,029,122.80 and 1,228,003.92 is: 1,694,711.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,194,931.16 : 3,029,122.80 = 1,228,003.92 : x
  2. Step 2: Convert to fraction form
    2,194,931.16/3,029,122.80 = 1,228,003.92/x
  3. Step 3: Cross multiply
    2,194,931.16x = 3,029,122.80 × 1,228,003.92
  4. Step 4: Simplify right side
    2,194,931.16x = 3,719,774,672,561.38
  5. Step 5: Solve for x
    x = 3,719,774,672,561.38/2,194,931.16
  6. Step 6: Final answer
    x = 1,694,711.32

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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.