Home / 1,483,248.70-2,221,920.60-773,676.55

Finding the Fourth Proportional to 1,483,248.70, 2,221,920.60 and 773,676.55

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Solution

The fourth proportional to 1,483,248.70, 2,221,920.60 and 773,676.55 is: 1,158,974.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,483,248.70 : 2,221,920.60 = 773,676.55 : x
  2. Step 2: Convert to fraction form
    1,483,248.70/2,221,920.60 = 773,676.55/x
  3. Step 3: Cross multiply
    1,483,248.70x = 2,221,920.60 × 773,676.55
  4. Step 4: Simplify right side
    1,483,248.70x = 1,719,047,864,181.93
  5. Step 5: Solve for x
    x = 1,719,047,864,181.93/1,483,248.70
  6. Step 6: Final answer
    x = 1,158,974.80

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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.