Home / 2,919,448.20-4,030,734.24-2,612,993.88

Finding the Fourth Proportional to 2,919,448.20, 4,030,734.24 and 2,612,993.88

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Solution

The fourth proportional to 2,919,448.20, 4,030,734.24 and 2,612,993.88 is: 3,607,628.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,919,448.20 : 4,030,734.24 = 2,612,993.88 : x
  2. Step 2: Convert to fraction form
    2,919,448.20/4,030,734.24 = 2,612,993.88/x
  3. Step 3: Cross multiply
    2,919,448.20x = 4,030,734.24 × 2,612,993.88
  4. Step 4: Simplify right side
    2,919,448.20x = 10,532,283,901,026.45
  5. Step 5: Solve for x
    x = 10,532,283,901,026.45/2,919,448.20
  6. Step 6: Final answer
    x = 3,607,628.28

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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.