Home / 1,640,122.30-2,460,183.45-1,006,983.10

Finding the Fourth Proportional to 1,640,122.30, 2,460,183.45 and 1,006,983.10

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Solution

The fourth proportional to 1,640,122.30, 2,460,183.45 and 1,006,983.10 is: 1,510,474.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,640,122.30 : 2,460,183.45 = 1,006,983.10 : x
  2. Step 2: Convert to fraction form
    1,640,122.30/2,460,183.45 = 1,006,983.10/x
  3. Step 3: Cross multiply
    1,640,122.30x = 2,460,183.45 × 1,006,983.10
  4. Step 4: Simplify right side
    1,640,122.30x = 2,477,363,157,049.70
  5. Step 5: Solve for x
    x = 2,477,363,157,049.70/1,640,122.30
  6. Step 6: Final answer
    x = 1,510,474.65

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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.