Home / 3,211,655.80-4,432,078.20-1,853,528.80

Finding the Fourth Proportional to 3,211,655.80, 4,432,078.20 and 1,853,528.80

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Solution

The fourth proportional to 3,211,655.80, 4,432,078.20 and 1,853,528.80 is: 2,557,865.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,211,655.80 : 4,432,078.20 = 1,853,528.80 : x
  2. Step 2: Convert to fraction form
    3,211,655.80/4,432,078.20 = 1,853,528.80/x
  3. Step 3: Cross multiply
    3,211,655.80x = 4,432,078.20 × 1,853,528.80
  4. Step 4: Simplify right side
    3,211,655.80x = 8,214,984,587,552.16
  5. Step 5: Solve for x
    x = 8,214,984,587,552.16/3,211,655.80
  6. Step 6: Final answer
    x = 2,557,865.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.