Home / 2,239,799.40-3,357,074.70-1,678,177.80

Finding the Fourth Proportional to 2,239,799.40, 3,357,074.70 and 1,678,177.80

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Solution

The fourth proportional to 2,239,799.40, 3,357,074.70 and 1,678,177.80 is: 2,515,300.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,239,799.40 : 3,357,074.70 = 1,678,177.80 : x
  2. Step 2: Convert to fraction form
    2,239,799.40/3,357,074.70 = 1,678,177.80/x
  3. Step 3: Cross multiply
    2,239,799.40x = 3,357,074.70 × 1,678,177.80
  4. Step 4: Simplify right side
    2,239,799.40x = 5,633,768,234,481.66
  5. Step 5: Solve for x
    x = 5,633,768,234,481.66/2,239,799.40
  6. Step 6: Final answer
    x = 2,515,300.36

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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.