Home / 1,344,010.20-2,016,188.10-670,435.80

Finding the Fourth Proportional to 1,344,010.20, 2,016,188.10 and 670,435.80

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Solution

The fourth proportional to 1,344,010.20, 2,016,188.10 and 670,435.80 is: 1,005,739.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344,010.20 : 2,016,188.10 = 670,435.80 : x
  2. Step 2: Convert to fraction form
    1,344,010.20/2,016,188.10 = 670,435.80/x
  3. Step 3: Cross multiply
    1,344,010.20x = 2,016,188.10 × 670,435.80
  4. Step 4: Simplify right side
    1,344,010.20x = 1,351,724,681,773.98
  5. Step 5: Solve for x
    x = 1,351,724,681,773.98/1,344,010.20
  6. Step 6: Final answer
    x = 1,005,739.90

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1.5x scale

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.