Home / 1,245,696.30-1,868,544.45-930,768.30

Finding the Fourth Proportional to 1,245,696.30, 1,868,544.45 and 930,768.30

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Solution

The fourth proportional to 1,245,696.30, 1,868,544.45 and 930,768.30 is: 1,396,152.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,245,696.30 : 1,868,544.45 = 930,768.30 : x
  2. Step 2: Convert to fraction form
    1,245,696.30/1,868,544.45 = 930,768.30/x
  3. Step 3: Cross multiply
    1,245,696.30x = 1,868,544.45 × 930,768.30
  4. Step 4: Simplify right side
    1,245,696.30x = 1,739,181,941,200.94
  5. Step 5: Solve for x
    x = 1,739,181,941,200.94/1,245,696.30
  6. Step 6: Final answer
    x = 1,396,152.45

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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.