Home / 3,226,576.47-4,839,831.75-830,411.79

Finding the Fourth Proportional to 3,226,576.47, 4,839,831.75 and 830,411.79

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Solution

The fourth proportional to 3,226,576.47, 4,839,831.75 and 830,411.79 is: 1,245,609.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,226,576.47 : 4,839,831.75 = 830,411.79 : x
  2. Step 2: Convert to fraction form
    3,226,576.47/4,839,831.75 = 830,411.79/x
  3. Step 3: Cross multiply
    3,226,576.47x = 4,839,831.75 × 830,411.79
  4. Step 4: Simplify right side
    3,226,576.47x = 4,019,053,346,816.33
  5. Step 5: Solve for x
    x = 4,019,053,346,816.33/3,226,576.47
  6. Step 6: Final answer
    x = 1,245,609.20

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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.