Home / 4,252,798.66-6,375,849.51-2,121,786.82

Finding the Fourth Proportional to 4,252,798.66, 6,375,849.51 and 2,121,786.82

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Solution

The fourth proportional to 4,252,798.66, 6,375,849.51 and 2,121,786.82 is: 3,181,009.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,252,798.66 : 6,375,849.51 = 2,121,786.82 : x
  2. Step 2: Convert to fraction form
    4,252,798.66/6,375,849.51 = 2,121,786.82/x
  3. Step 3: Cross multiply
    4,252,798.66x = 6,375,849.51 × 2,121,786.82
  4. Step 4: Simplify right side
    4,252,798.66x = 13,528,193,456,621.46
  5. Step 5: Solve for x
    x = 13,528,193,456,621.46/4,252,798.66
  6. Step 6: Final answer
    x = 3,181,009.62

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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.