Home / 4,111,905.39-6,142,867.87-2,660,766.97

Finding the Fourth Proportional to 4,111,905.39, 6,142,867.87 and 2,660,766.97

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Solution

The fourth proportional to 4,111,905.39, 6,142,867.87 and 2,660,766.97 is: 3,974,979.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,111,905.39 : 6,142,867.87 = 2,660,766.97 : x
  2. Step 2: Convert to fraction form
    4,111,905.39/6,142,867.87 = 2,660,766.97/x
  3. Step 3: Cross multiply
    4,111,905.39x = 6,142,867.87 × 2,660,766.97
  4. Step 4: Simplify right side
    4,111,905.39x = 16,344,739,929,570.26
  5. Step 5: Solve for x
    x = 16,344,739,929,570.26/4,111,905.39
  6. Step 6: Final answer
    x = 3,974,979.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.