Home / 1,481,780.80-2,223,795.60-976,169.20

Finding the Fourth Proportional to 1,481,780.80, 2,223,795.60 and 976,169.20

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Solution

The fourth proportional to 1,481,780.80, 2,223,795.60 and 976,169.20 is: 1,464,994.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,481,780.80 : 2,223,795.60 = 976,169.20 : x
  2. Step 2: Convert to fraction form
    1,481,780.80/2,223,795.60 = 976,169.20/x
  3. Step 3: Cross multiply
    1,481,780.80x = 2,223,795.60 × 976,169.20
  4. Step 4: Simplify right side
    1,481,780.80x = 2,170,800,771,815.52
  5. Step 5: Solve for x
    x = 2,170,800,771,815.52/1,481,780.80
  6. Step 6: Final answer
    x = 1,464,994.53

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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.