Home / 3,634,161.32-5,015,143.04-2,107,154.16

Finding the Fourth Proportional to 3,634,161.32, 5,015,143.04 and 2,107,154.16

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Solution

The fourth proportional to 3,634,161.32, 5,015,143.04 and 2,107,154.16 is: 2,907,872.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,634,161.32 : 5,015,143.04 = 2,107,154.16 : x
  2. Step 2: Convert to fraction form
    3,634,161.32/5,015,143.04 = 2,107,154.16/x
  3. Step 3: Cross multiply
    3,634,161.32x = 5,015,143.04 × 2,107,154.16
  4. Step 4: Simplify right side
    3,634,161.32x = 10,567,679,519,731.05
  5. Step 5: Solve for x
    x = 10,567,679,519,731.05/3,634,161.32
  6. Step 6: Final answer
    x = 2,907,872.98

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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.