Home / 3,585,220.80-5,377,831.20-925,828.80

Finding the Fourth Proportional to 3,585,220.80, 5,377,831.20 and 925,828.80

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Solution

The fourth proportional to 3,585,220.80, 5,377,831.20 and 925,828.80 is: 1,388,743.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,585,220.80 : 5,377,831.20 = 925,828.80 : x
  2. Step 2: Convert to fraction form
    3,585,220.80/5,377,831.20 = 925,828.80/x
  3. Step 3: Cross multiply
    3,585,220.80x = 5,377,831.20 × 925,828.80
  4. Step 4: Simplify right side
    3,585,220.80x = 4,978,951,006,498.56
  5. Step 5: Solve for x
    x = 4,978,951,006,498.56/3,585,220.80
  6. Step 6: Final answer
    x = 1,388,743.20

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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.