Home / 1,462,632.16-2,193,679.20-663,721.60

Finding the Fourth Proportional to 1,462,632.16, 2,193,679.20 and 663,721.60

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Solution

The fourth proportional to 1,462,632.16, 2,193,679.20 and 663,721.60 is: 995,460.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,462,632.16 : 2,193,679.20 = 663,721.60 : x
  2. Step 2: Convert to fraction form
    1,462,632.16/2,193,679.20 = 663,721.60/x
  3. Step 3: Cross multiply
    1,462,632.16x = 2,193,679.20 × 663,721.60
  4. Step 4: Simplify right side
    1,462,632.16x = 1,455,992,268,510.72
  5. Step 5: Solve for x
    x = 1,455,992,268,510.72/1,462,632.16
  6. Step 6: Final answer
    x = 995,460.31

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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.