Home / 3,230,123.27-4,457,769.19-1,779,818.47

Finding the Fourth Proportional to 3,230,123.27, 4,457,769.19 and 1,779,818.47

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Solution

The fourth proportional to 3,230,123.27, 4,457,769.19 and 1,779,818.47 is: 2,456,259.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,230,123.27 : 4,457,769.19 = 1,779,818.47 : x
  2. Step 2: Convert to fraction form
    3,230,123.27/4,457,769.19 = 1,779,818.47/x
  3. Step 3: Cross multiply
    3,230,123.27x = 4,457,769.19 × 1,779,818.47
  4. Step 4: Simplify right side
    3,230,123.27x = 7,934,019,923,764.97
  5. Step 5: Solve for x
    x = 7,934,019,923,764.97/3,230,123.27
  6. Step 6: Final answer
    x = 2,456,259.18

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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.