Home / 1,126,168.24-1,554,112.83-616,879.12

Finding the Fourth Proportional to 1,126,168.24, 1,554,112.83 and 616,879.12

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Solution

The fourth proportional to 1,126,168.24, 1,554,112.83 and 616,879.12 is: 851,293.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,168.24 : 1,554,112.83 = 616,879.12 : x
  2. Step 2: Convert to fraction form
    1,126,168.24/1,554,112.83 = 616,879.12/x
  3. Step 3: Cross multiply
    1,126,168.24x = 1,554,112.83 × 616,879.12
  4. Step 4: Simplify right side
    1,126,168.24x = 958,699,754,951.11
  5. Step 5: Solve for x
    x = 958,699,754,951.11/1,126,168.24
  6. Step 6: Final answer
    x = 851,293.55

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Double scale
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1.5x scale

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.