Home / 3,488,504.38-4,814,139.92-1,939,749.36

Finding the Fourth Proportional to 3,488,504.38, 4,814,139.92 and 1,939,749.36

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Solution

The fourth proportional to 3,488,504.38, 4,814,139.92 and 1,939,749.36 is: 2,676,856.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,488,504.38 : 4,814,139.92 = 1,939,749.36 : x
  2. Step 2: Convert to fraction form
    3,488,504.38/4,814,139.92 = 1,939,749.36/x
  3. Step 3: Cross multiply
    3,488,504.38x = 4,814,139.92 × 1,939,749.36
  4. Step 4: Simplify right side
    3,488,504.38x = 9,338,224,828,770.45
  5. Step 5: Solve for x
    x = 9,338,224,828,770.45/3,488,504.38
  6. Step 6: Final answer
    x = 2,676,856.27

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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.