Home / 1,673,022.57-2,308,785.75-909,076.11

Finding the Fourth Proportional to 1,673,022.57, 2,308,785.75 and 909,076.11

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Solution

The fourth proportional to 1,673,022.57, 2,308,785.75 and 909,076.11 is: 1,254,532.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,673,022.57 : 2,308,785.75 = 909,076.11 : x
  2. Step 2: Convert to fraction form
    1,673,022.57/2,308,785.75 = 909,076.11/x
  3. Step 3: Cross multiply
    1,673,022.57x = 2,308,785.75 × 909,076.11
  4. Step 4: Simplify right side
    1,673,022.57x = 2,098,861,968,433.43
  5. Step 5: Solve for x
    x = 2,098,861,968,433.43/1,673,022.57
  6. Step 6: Final answer
    x = 1,254,532.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.