Home / 1,192,016.70-1,644,986-648,152.18

Finding the Fourth Proportional to 1,192,016.70, 1,644,986 and 648,152.18

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Solution

The fourth proportional to 1,192,016.70, 1,644,986 and 648,152.18 is: 894,451.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192,016.70 : 1,644,986 = 648,152.18 : x
  2. Step 2: Convert to fraction form
    1,192,016.70/1,644,986 = 648,152.18/x
  3. Step 3: Cross multiply
    1,192,016.70x = 1,644,986 × 648,152.18
  4. Step 4: Simplify right side
    1,192,016.70x = 1,066,201,261,969.48
  5. Step 5: Solve for x
    x = 1,066,201,261,969.48/1,192,016.70
  6. Step 6: Final answer
    x = 894,451.61

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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.