Home / 3,192,139.10-4,788,208.65-1,995,412.70

Finding the Fourth Proportional to 3,192,139.10, 4,788,208.65 and 1,995,412.70

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Solution

The fourth proportional to 3,192,139.10, 4,788,208.65 and 1,995,412.70 is: 2,993,119.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,192,139.10 : 4,788,208.65 = 1,995,412.70 : x
  2. Step 2: Convert to fraction form
    3,192,139.10/4,788,208.65 = 1,995,412.70/x
  3. Step 3: Cross multiply
    3,192,139.10x = 4,788,208.65 × 1,995,412.70
  4. Step 4: Simplify right side
    3,192,139.10x = 9,554,452,350,459.86
  5. Step 5: Solve for x
    x = 9,554,452,350,459.86/3,192,139.10
  6. Step 6: Final answer
    x = 2,993,119.05

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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.