Home / 3,209,023.50-4,428,452.46-1,919,918.22

Finding the Fourth Proportional to 3,209,023.50, 4,428,452.46 and 1,919,918.22

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Solution

The fourth proportional to 3,209,023.50, 4,428,452.46 and 1,919,918.22 is: 2,649,487.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,209,023.50 : 4,428,452.46 = 1,919,918.22 : x
  2. Step 2: Convert to fraction form
    3,209,023.50/4,428,452.46 = 1,919,918.22/x
  3. Step 3: Cross multiply
    3,209,023.50x = 4,428,452.46 × 1,919,918.22
  4. Step 4: Simplify right side
    3,209,023.50x = 8,502,266,564,357.82
  5. Step 5: Solve for x
    x = 8,502,266,564,357.82/3,209,023.50
  6. Step 6: Final answer
    x = 2,649,487.16

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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.