Home / 1,687,647.92-2,529,709.32-1,013,727.92

Finding the Fourth Proportional to 1,687,647.92, 2,529,709.32 and 1,013,727.92

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Solution

The fourth proportional to 1,687,647.92, 2,529,709.32 and 1,013,727.92 is: 1,519,533.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,687,647.92 : 2,529,709.32 = 1,013,727.92 : x
  2. Step 2: Convert to fraction form
    1,687,647.92/2,529,709.32 = 1,013,727.92/x
  3. Step 3: Cross multiply
    1,687,647.92x = 2,529,709.32 × 1,013,727.92
  4. Step 4: Simplify right side
    1,687,647.92x = 2,564,436,967,168.21
  5. Step 5: Solve for x
    x = 2,564,436,967,168.21/1,687,647.92
  6. Step 6: Final answer
    x = 1,519,533.15

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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.