Home / 2,136,734.74-3,205,355.24-1,338,082.30

Finding the Fourth Proportional to 2,136,734.74, 3,205,355.24 and 1,338,082.30

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Solution

The fourth proportional to 2,136,734.74, 3,205,355.24 and 1,338,082.30 is: 2,007,281.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,136,734.74 : 3,205,355.24 = 1,338,082.30 : x
  2. Step 2: Convert to fraction form
    2,136,734.74/3,205,355.24 = 1,338,082.30/x
  3. Step 3: Cross multiply
    2,136,734.74x = 3,205,355.24 × 1,338,082.30
  4. Step 4: Simplify right side
    2,136,734.74x = 4,289,029,111,856.25
  5. Step 5: Solve for x
    x = 4,289,029,111,856.25/2,136,734.74
  6. Step 6: Final answer
    x = 2,007,281.97

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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.