Home / 3,979,799.60-5,492,141.94-2,261,014.40

Finding the Fourth Proportional to 3,979,799.60, 5,492,141.94 and 2,261,014.40

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Solution

The fourth proportional to 3,979,799.60, 5,492,141.94 and 2,261,014.40 is: 3,120,210.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,979,799.60 : 5,492,141.94 = 2,261,014.40 : x
  2. Step 2: Convert to fraction form
    3,979,799.60/5,492,141.94 = 2,261,014.40/x
  3. Step 3: Cross multiply
    3,979,799.60x = 5,492,141.94 × 2,261,014.40
  4. Step 4: Simplify right side
    3,979,799.60x = 12,417,812,013,183.94
  5. Step 5: Solve for x
    x = 12,417,812,013,183.94/3,979,799.60
  6. Step 6: Final answer
    x = 3,120,210.38

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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.