Home / 2,687,788-3,709,147.44-1,480,564

Finding the Fourth Proportional to 2,687,788, 3,709,147.44 and 1,480,564

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Solution

The fourth proportional to 2,687,788, 3,709,147.44 and 1,480,564 is: 2,043,178.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,687,788 : 3,709,147.44 = 1,480,564 : x
  2. Step 2: Convert to fraction form
    2,687,788/3,709,147.44 = 1,480,564/x
  3. Step 3: Cross multiply
    2,687,788x = 3,709,147.44 × 1,480,564
  4. Step 4: Simplify right side
    2,687,788x = 5,491,630,170,356.16
  5. Step 5: Solve for x
    x = 5,491,630,170,356.16/2,687,788
  6. Step 6: Final answer
    x = 2,043,178.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.