Home / 3,271,333.98-4,518,220.32-2,181,711.86

Finding the Fourth Proportional to 3,271,333.98, 4,518,220.32 and 2,181,711.86

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Solution

The fourth proportional to 3,271,333.98, 4,518,220.32 and 2,181,711.86 is: 3,013,282.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,271,333.98 : 4,518,220.32 = 2,181,711.86 : x
  2. Step 2: Convert to fraction form
    3,271,333.98/4,518,220.32 = 2,181,711.86/x
  3. Step 3: Cross multiply
    3,271,333.98x = 4,518,220.32 × 2,181,711.86
  4. Step 4: Simplify right side
    3,271,333.98x = 9,857,454,835,645.90
  5. Step 5: Solve for x
    x = 9,857,454,835,645.90/3,271,333.98
  6. Step 6: Final answer
    x = 3,013,282.93

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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.