Home / 2,794,594.80-4,191,892.20-1,278,274.80

Finding the Fourth Proportional to 2,794,594.80, 4,191,892.20 and 1,278,274.80

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Solution

The fourth proportional to 2,794,594.80, 4,191,892.20 and 1,278,274.80 is: 1,917,412.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,794,594.80 : 4,191,892.20 = 1,278,274.80 : x
  2. Step 2: Convert to fraction form
    2,794,594.80/4,191,892.20 = 1,278,274.80/x
  3. Step 3: Cross multiply
    2,794,594.80x = 4,191,892.20 × 1,278,274.80
  4. Step 4: Simplify right side
    2,794,594.80x = 5,358,390,163,576.56
  5. Step 5: Solve for x
    x = 5,358,390,163,576.56/2,794,594.80
  6. Step 6: Final answer
    x = 1,917,412.20

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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.