Home / 1,161,150.90-1,602,107.82-677,439.96

Finding the Fourth Proportional to 1,161,150.90, 1,602,107.82 and 677,439.96

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Solution

The fourth proportional to 1,161,150.90, 1,602,107.82 and 677,439.96 is: 934,703.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,161,150.90 : 1,602,107.82 = 677,439.96 : x
  2. Step 2: Convert to fraction form
    1,161,150.90/1,602,107.82 = 677,439.96/x
  3. Step 3: Cross multiply
    1,161,150.90x = 1,602,107.82 × 677,439.96
  4. Step 4: Simplify right side
    1,161,150.90x = 1,085,331,857,496.49
  5. Step 5: Solve for x
    x = 1,085,331,857,496.49/1,161,150.90
  6. Step 6: Final answer
    x = 934,703.54

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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.