Home / 2,875,288.20-3,967,908.78-1,586,110.02

Finding the Fourth Proportional to 2,875,288.20, 3,967,908.78 and 1,586,110.02

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Solution

The fourth proportional to 2,875,288.20, 3,967,908.78 and 1,586,110.02 is: 2,188,837.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,875,288.20 : 3,967,908.78 = 1,586,110.02 : x
  2. Step 2: Convert to fraction form
    2,875,288.20/3,967,908.78 = 1,586,110.02/x
  3. Step 3: Cross multiply
    2,875,288.20x = 3,967,908.78 × 1,586,110.02
  4. Step 4: Simplify right side
    2,875,288.20x = 6,293,539,874,403.98
  5. Step 5: Solve for x
    x = 6,293,539,874,403.98/2,875,288.20
  6. Step 6: Final answer
    x = 2,188,837.93

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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.