Home / 3,057,320.32-4,219,204.78-1,799,780.78

Finding the Fourth Proportional to 3,057,320.32, 4,219,204.78 and 1,799,780.78

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Solution

The fourth proportional to 3,057,320.32, 4,219,204.78 and 1,799,780.78 is: 2,483,757.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,057,320.32 : 4,219,204.78 = 1,799,780.78 : x
  2. Step 2: Convert to fraction form
    3,057,320.32/4,219,204.78 = 1,799,780.78/x
  3. Step 3: Cross multiply
    3,057,320.32x = 4,219,204.78 × 1,799,780.78
  4. Step 4: Simplify right side
    3,057,320.32x = 7,593,643,659,706.04
  5. Step 5: Solve for x
    x = 7,593,643,659,706.04/3,057,320.32
  6. Step 6: Final answer
    x = 2,483,757.96

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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.