Home / 2,039,202.34-2,814,171.49-1,121,502.43

Finding the Fourth Proportional to 2,039,202.34, 2,814,171.49 and 1,121,502.43

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Solution

The fourth proportional to 2,039,202.34, 2,814,171.49 and 1,121,502.43 is: 1,547,713.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,039,202.34 : 2,814,171.49 = 1,121,502.43 : x
  2. Step 2: Convert to fraction form
    2,039,202.34/2,814,171.49 = 1,121,502.43/x
  3. Step 3: Cross multiply
    2,039,202.34x = 2,814,171.49 × 1,121,502.43
  4. Step 4: Simplify right side
    2,039,202.34x = 3,156,100,164,471.72
  5. Step 5: Solve for x
    x = 3,156,100,164,471.72/2,039,202.34
  6. Step 6: Final answer
    x = 1,547,713.09

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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.