Home / 4,417,942.74-6,626,996.13-1,385,240.78

Finding the Fourth Proportional to 4,417,942.74, 6,626,996.13 and 1,385,240.78

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Solution

The fourth proportional to 4,417,942.74, 6,626,996.13 and 1,385,240.78 is: 2,077,886.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,417,942.74 : 6,626,996.13 = 1,385,240.78 : x
  2. Step 2: Convert to fraction form
    4,417,942.74/6,626,996.13 = 1,385,240.78/x
  3. Step 3: Cross multiply
    4,417,942.74x = 6,626,996.13 × 1,385,240.78
  4. Step 4: Simplify right side
    4,417,942.74x = 9,179,985,255,043.20
  5. Step 5: Solve for x
    x = 9,179,985,255,043.20/4,417,942.74
  6. Step 6: Final answer
    x = 2,077,886.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.