Home / 1,028,172.24-1,542,009.92-396,683.28

Finding the Fourth Proportional to 1,028,172.24, 1,542,009.92 and 396,683.28

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Solution

The fourth proportional to 1,028,172.24, 1,542,009.92 and 396,683.28 is: 594,929.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028,172.24 : 1,542,009.92 = 396,683.28 : x
  2. Step 2: Convert to fraction form
    1,028,172.24/1,542,009.92 = 396,683.28/x
  3. Step 3: Cross multiply
    1,028,172.24x = 1,542,009.92 × 396,683.28
  4. Step 4: Simplify right side
    1,028,172.24x = 611,689,552,858.14
  5. Step 5: Solve for x
    x = 611,689,552,858.14/1,028,172.24
  6. Step 6: Final answer
    x = 594,929.07

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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.