Home / 1,721,218.65-2,375,268.57-946,832.82

Finding the Fourth Proportional to 1,721,218.65, 2,375,268.57 and 946,832.82

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Solution

The fourth proportional to 1,721,218.65, 2,375,268.57 and 946,832.82 is: 1,306,622.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,721,218.65 : 2,375,268.57 = 946,832.82 : x
  2. Step 2: Convert to fraction form
    1,721,218.65/2,375,268.57 = 946,832.82/x
  3. Step 3: Cross multiply
    1,721,218.65x = 2,375,268.57 × 946,832.82
  4. Step 4: Simplify right side
    1,721,218.65x = 2,248,982,238,390.47
  5. Step 5: Solve for x
    x = 2,248,982,238,390.47/1,721,218.65
  6. Step 6: Final answer
    x = 1,306,622.05

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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.