Home / 5,091,232-7,025,720.32-2,799,376.64

Finding the Fourth Proportional to 5,091,232, 7,025,720.32 and 2,799,376.64

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Solution

The fourth proportional to 5,091,232, 7,025,720.32 and 2,799,376.64 is: 3,863,040.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,091,232 : 7,025,720.32 = 2,799,376.64 : x
  2. Step 2: Convert to fraction form
    5,091,232/7,025,720.32 = 2,799,376.64/x
  3. Step 3: Cross multiply
    5,091,232x = 7,025,720.32 × 2,799,376.64
  4. Step 4: Simplify right side
    5,091,232x = 19,667,637,342,981.33
  5. Step 5: Solve for x
    x = 19,667,637,342,981.33/5,091,232
  6. Step 6: Final answer
    x = 3,863,040.88

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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.