Home / 2,731,638.72-3,769,869.96-1,508,179.80

Finding the Fourth Proportional to 2,731,638.72, 3,769,869.96 and 1,508,179.80

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Solution

The fourth proportional to 2,731,638.72, 3,769,869.96 and 1,508,179.80 is: 2,081,403.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,731,638.72 : 3,769,869.96 = 1,508,179.80 : x
  2. Step 2: Convert to fraction form
    2,731,638.72/3,769,869.96 = 1,508,179.80/x
  3. Step 3: Cross multiply
    2,731,638.72x = 3,769,869.96 × 1,508,179.80
  4. Step 4: Simplify right side
    2,731,638.72x = 5,685,641,722,298.81
  5. Step 5: Solve for x
    x = 5,685,641,722,298.81/2,731,638.72
  6. Step 6: Final answer
    x = 2,081,403.25

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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.