Home / 1,511,647.20-2,267,470.80-670,198.95

Finding the Fourth Proportional to 1,511,647.20, 2,267,470.80 and 670,198.95

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Solution

The fourth proportional to 1,511,647.20, 2,267,470.80 and 670,198.95 is: 1,005,298.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,511,647.20 : 2,267,470.80 = 670,198.95 : x
  2. Step 2: Convert to fraction form
    1,511,647.20/2,267,470.80 = 670,198.95/x
  3. Step 3: Cross multiply
    1,511,647.20x = 2,267,470.80 × 670,198.95
  4. Step 4: Simplify right side
    1,511,647.20x = 1,519,656,549,315.66
  5. Step 5: Solve for x
    x = 1,519,656,549,315.66/1,511,647.20
  6. Step 6: Final answer
    x = 1,005,298.43

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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.