Home / 4,820,773.20-6,655,783.44-2,987,177.28

Finding the Fourth Proportional to 4,820,773.20, 6,655,783.44 and 2,987,177.28

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Solution

The fourth proportional to 4,820,773.20, 6,655,783.44 and 2,987,177.28 is: 4,124,235.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,820,773.20 : 6,655,783.44 = 2,987,177.28 : x
  2. Step 2: Convert to fraction form
    4,820,773.20/6,655,783.44 = 2,987,177.28/x
  3. Step 3: Cross multiply
    4,820,773.20x = 6,655,783.44 × 2,987,177.28
  4. Step 4: Simplify right side
    4,820,773.20x = 19,882,005,072,568.24
  5. Step 5: Solve for x
    x = 19,882,005,072,568.24/4,820,773.20
  6. Step 6: Final answer
    x = 4,124,235.73

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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.