Home / 4,679,368.80-7,013,148.30-2,278,042.80

Finding the Fourth Proportional to 4,679,368.80, 7,013,148.30 and 2,278,042.80

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Solution

The fourth proportional to 4,679,368.80, 7,013,148.30 and 2,278,042.80 is: 3,414,189.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,679,368.80 : 7,013,148.30 = 2,278,042.80 : x
  2. Step 2: Convert to fraction form
    4,679,368.80/7,013,148.30 = 2,278,042.80/x
  3. Step 3: Cross multiply
    4,679,368.80x = 7,013,148.30 × 2,278,042.80
  4. Step 4: Simplify right side
    4,679,368.80x = 15,976,251,990,147.24
  5. Step 5: Solve for x
    x = 15,976,251,990,147.24/4,679,368.80
  6. Step 6: Final answer
    x = 3,414,189.54

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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.