Home / 1,949,659.66-2,690,295.90-1,123,002.10

Finding the Fourth Proportional to 1,949,659.66, 2,690,295.90 and 1,123,002.10

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Solution

The fourth proportional to 1,949,659.66, 2,690,295.90 and 1,123,002.10 is: 1,549,607.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,949,659.66 : 2,690,295.90 = 1,123,002.10 : x
  2. Step 2: Convert to fraction form
    1,949,659.66/2,690,295.90 = 1,123,002.10/x
  3. Step 3: Cross multiply
    1,949,659.66x = 2,690,295.90 × 1,123,002.10
  4. Step 4: Simplify right side
    1,949,659.66x = 3,021,207,946,381.88
  5. Step 5: Solve for x
    x = 3,021,207,946,381.88/1,949,659.66
  6. Step 6: Final answer
    x = 1,549,607.87

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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.