Home / 1,396,297.28-1,927,098.60-852,745.70

Finding the Fourth Proportional to 1,396,297.28, 1,927,098.60 and 852,745.70

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Solution

The fourth proportional to 1,396,297.28, 1,927,098.60 and 852,745.70 is: 1,176,916.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,396,297.28 : 1,927,098.60 = 852,745.70 : x
  2. Step 2: Convert to fraction form
    1,396,297.28/1,927,098.60 = 852,745.70/x
  3. Step 3: Cross multiply
    1,396,297.28x = 1,927,098.60 × 852,745.70
  4. Step 4: Simplify right side
    1,396,297.28x = 1,643,325,044,626.02
  5. Step 5: Solve for x
    x = 1,643,325,044,626.02/1,396,297.28
  6. Step 6: Final answer
    x = 1,176,916.31

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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.