Home / 2,390,120.47-3,585,176.22-748,923.34

Finding the Fourth Proportional to 2,390,120.47, 3,585,176.22 and 748,923.34

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Solution

The fourth proportional to 2,390,120.47, 3,585,176.22 and 748,923.34 is: 1,123,383.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,390,120.47 : 3,585,176.22 = 748,923.34 : x
  2. Step 2: Convert to fraction form
    2,390,120.47/3,585,176.22 = 748,923.34/x
  3. Step 3: Cross multiply
    2,390,120.47x = 3,585,176.22 × 748,923.34
  4. Step 4: Simplify right side
    2,390,120.47x = 2,685,022,149,170.97
  5. Step 5: Solve for x
    x = 2,685,022,149,170.97/2,390,120.47
  6. Step 6: Final answer
    x = 1,123,383.60

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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.