Home / 3,085,191.33-4,257,057.92-1,938,459.75

Finding the Fourth Proportional to 3,085,191.33, 4,257,057.92 and 1,938,459.75

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Solution

The fourth proportional to 3,085,191.33, 4,257,057.92 and 1,938,459.75 is: 2,674,756.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,085,191.33 : 4,257,057.92 = 1,938,459.75 : x
  2. Step 2: Convert to fraction form
    3,085,191.33/4,257,057.92 = 1,938,459.75/x
  3. Step 3: Cross multiply
    3,085,191.33x = 4,257,057.92 × 1,938,459.75
  4. Step 4: Simplify right side
    3,085,191.33x = 8,252,135,421,646.42
  5. Step 5: Solve for x
    x = 8,252,135,421,646.42/3,085,191.33
  6. Step 6: Final answer
    x = 2,674,756.45

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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.