Home / 3,919,504.38-5,873,742.90-3,117,225.30

Finding the Fourth Proportional to 3,919,504.38, 5,873,742.90 and 3,117,225.30

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Solution

The fourth proportional to 3,919,504.38, 5,873,742.90 and 3,117,225.30 is: 4,671,452.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,919,504.38 : 5,873,742.90 = 3,117,225.30 : x
  2. Step 2: Convert to fraction form
    3,919,504.38/5,873,742.90 = 3,117,225.30/x
  3. Step 3: Cross multiply
    3,919,504.38x = 5,873,742.90 × 3,117,225.30
  4. Step 4: Simplify right side
    3,919,504.38x = 18,309,779,973,575.37
  5. Step 5: Solve for x
    x = 18,309,779,973,575.37/3,919,504.38
  6. Step 6: Final answer
    x = 4,671,452.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.