Home / 1,775,008.45-2,662,512.68-512,963.65

Finding the Fourth Proportional to 1,775,008.45, 2,662,512.68 and 512,963.65

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Solution

The fourth proportional to 1,775,008.45, 2,662,512.68 and 512,963.65 is: 769,445.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,775,008.45 : 2,662,512.68 = 512,963.65 : x
  2. Step 2: Convert to fraction form
    1,775,008.45/2,662,512.68 = 512,963.65/x
  3. Step 3: Cross multiply
    1,775,008.45x = 2,662,512.68 × 512,963.65
  4. Step 4: Simplify right side
    1,775,008.45x = 1,365,772,222,504.08
  5. Step 5: Solve for x
    x = 1,365,772,222,504.08/1,775,008.45
  6. Step 6: Final answer
    x = 769,445.48

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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.