Home / 2,807,029.20-4,210,543.80-2,629,882.20

Finding the Fourth Proportional to 2,807,029.20, 4,210,543.80 and 2,629,882.20

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Solution

The fourth proportional to 2,807,029.20, 4,210,543.80 and 2,629,882.20 is: 3,944,823.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,807,029.20 : 4,210,543.80 = 2,629,882.20 : x
  2. Step 2: Convert to fraction form
    2,807,029.20/4,210,543.80 = 2,629,882.20/x
  3. Step 3: Cross multiply
    2,807,029.20x = 4,210,543.80 × 2,629,882.20
  4. Step 4: Simplify right side
    2,807,029.20x = 11,073,234,191,940.36
  5. Step 5: Solve for x
    x = 11,073,234,191,940.36/2,807,029.20
  6. Step 6: Final answer
    x = 3,944,823.30

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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.