Home / 1,338,030-1,846,450.80-726,183.90

Finding the Fourth Proportional to 1,338,030, 1,846,450.80 and 726,183.90

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Solution

The fourth proportional to 1,338,030, 1,846,450.80 and 726,183.90 is: 1,002,117.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,338,030 : 1,846,450.80 = 726,183.90 : x
  2. Step 2: Convert to fraction form
    1,338,030/1,846,450.80 = 726,183.90/x
  3. Step 3: Cross multiply
    1,338,030x = 1,846,450.80 × 726,183.90
  4. Step 4: Simplify right side
    1,338,030x = 1,340,862,843,102.12
  5. Step 5: Solve for x
    x = 1,340,862,843,102.12/1,338,030
  6. Step 6: Final answer
    x = 1,002,117.17

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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.