Home / 1,210,736.80-1,816,105.20-896,586.40

Finding the Fourth Proportional to 1,210,736.80, 1,816,105.20 and 896,586.40

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Solution

The fourth proportional to 1,210,736.80, 1,816,105.20 and 896,586.40 is: 1,344,879.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,210,736.80 : 1,816,105.20 = 896,586.40 : x
  2. Step 2: Convert to fraction form
    1,210,736.80/1,816,105.20 = 896,586.40/x
  3. Step 3: Cross multiply
    1,210,736.80x = 1,816,105.20 × 896,586.40
  4. Step 4: Simplify right side
    1,210,736.80x = 1,628,295,223,289.28
  5. Step 5: Solve for x
    x = 1,628,295,223,289.28/1,210,736.80
  6. Step 6: Final answer
    x = 1,344,879.60

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Similar ratio
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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.