Home / 2,340,678.70-3,511,892.85-921,723.94

Finding the Fourth Proportional to 2,340,678.70, 3,511,892.85 and 921,723.94

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Solution

The fourth proportional to 2,340,678.70, 3,511,892.85 and 921,723.94 is: 1,382,930.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,340,678.70 : 3,511,892.85 = 921,723.94 : x
  2. Step 2: Convert to fraction form
    2,340,678.70/3,511,892.85 = 921,723.94/x
  3. Step 3: Cross multiply
    2,340,678.70x = 3,511,892.85 × 921,723.94
  4. Step 4: Simplify right side
    2,340,678.70x = 3,236,995,714,559.83
  5. Step 5: Solve for x
    x = 3,236,995,714,559.83/2,340,678.70
  6. Step 6: Final answer
    x = 1,382,930.39

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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.