Home / 1,470,805.60-2,204,638.80-838,357.60

Finding the Fourth Proportional to 1,470,805.60, 2,204,638.80 and 838,357.60

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Solution

The fourth proportional to 1,470,805.60, 2,204,638.80 and 838,357.60 is: 1,256,641.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,470,805.60 : 2,204,638.80 = 838,357.60 : x
  2. Step 2: Convert to fraction form
    1,470,805.60/2,204,638.80 = 838,357.60/x
  3. Step 3: Cross multiply
    1,470,805.60x = 2,204,638.80 × 838,357.60
  4. Step 4: Simplify right side
    1,470,805.60x = 1,848,275,693,234.88
  5. Step 5: Solve for x
    x = 1,848,275,693,234.88/1,470,805.60
  6. Step 6: Final answer
    x = 1,256,641.73

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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.