Home / 2,614,831.88-3,922,473.60-721,573.11

Finding the Fourth Proportional to 2,614,831.88, 3,922,473.60 and 721,573.11

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Solution

The fourth proportional to 2,614,831.88, 3,922,473.60 and 721,573.11 is: 1,082,421.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,614,831.88 : 3,922,473.60 = 721,573.11 : x
  2. Step 2: Convert to fraction form
    2,614,831.88/3,922,473.60 = 721,573.11/x
  3. Step 3: Cross multiply
    2,614,831.88x = 3,922,473.60 × 721,573.11
  4. Step 4: Simplify right side
    2,614,831.88x = 2,830,351,474,444.90
  5. Step 5: Solve for x
    x = 2,830,351,474,444.90/2,614,831.88
  6. Step 6: Final answer
    x = 1,082,421.97

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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.