Home / 1,510,109.16-2,083,481.55-856,627.44

Finding the Fourth Proportional to 1,510,109.16, 2,083,481.55 and 856,627.44

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Solution

The fourth proportional to 1,510,109.16, 2,083,481.55 and 856,627.44 is: 1,181,879.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,510,109.16 : 2,083,481.55 = 856,627.44 : x
  2. Step 2: Convert to fraction form
    1,510,109.16/2,083,481.55 = 856,627.44/x
  3. Step 3: Cross multiply
    1,510,109.16x = 2,083,481.55 × 856,627.44
  4. Step 4: Simplify right side
    1,510,109.16x = 1,784,767,466,463.73
  5. Step 5: Solve for x
    x = 1,784,767,466,463.73/1,510,109.16
  6. Step 6: Final answer
    x = 1,181,879.77

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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.