Home / 1,134,517.60-1,699,702.80-923,010.40

Finding the Fourth Proportional to 1,134,517.60, 1,699,702.80 and 923,010.40

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Solution

The fourth proportional to 1,134,517.60, 1,699,702.80 and 923,010.40 is: 1,382,828.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,134,517.60 : 1,699,702.80 = 923,010.40 : x
  2. Step 2: Convert to fraction form
    1,134,517.60/1,699,702.80 = 923,010.40/x
  3. Step 3: Cross multiply
    1,134,517.60x = 1,699,702.80 × 923,010.40
  4. Step 4: Simplify right side
    1,134,517.60x = 1,568,843,361,309.12
  5. Step 5: Solve for x
    x = 1,568,843,361,309.12/1,134,517.60
  6. Step 6: Final answer
    x = 1,382,828.58

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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.