Home / 1,533,409.28-2,297,165.96-857,440.38

Finding the Fourth Proportional to 1,533,409.28, 2,297,165.96 and 857,440.38

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Solution

The fourth proportional to 1,533,409.28, 2,297,165.96 and 857,440.38 is: 1,284,512.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,533,409.28 : 2,297,165.96 = 857,440.38 : x
  2. Step 2: Convert to fraction form
    1,533,409.28/2,297,165.96 = 857,440.38/x
  3. Step 3: Cross multiply
    1,533,409.28x = 2,297,165.96 × 857,440.38
  4. Step 4: Simplify right side
    1,533,409.28x = 1,969,682,853,665.47
  5. Step 5: Solve for x
    x = 1,969,682,853,665.47/1,533,409.28
  6. Step 6: Final answer
    x = 1,284,512.15

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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.