Home / 3,786,819.32-5,226,259.08-2,133,020.86

Finding the Fourth Proportional to 3,786,819.32, 5,226,259.08 and 2,133,020.86

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Solution

The fourth proportional to 3,786,819.32, 5,226,259.08 and 2,133,020.86 is: 2,943,821.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,786,819.32 : 5,226,259.08 = 2,133,020.86 : x
  2. Step 2: Convert to fraction form
    3,786,819.32/5,226,259.08 = 2,133,020.86/x
  3. Step 3: Cross multiply
    3,786,819.32x = 5,226,259.08 × 2,133,020.86
  4. Step 4: Simplify right side
    3,786,819.32x = 11,147,719,637,404.41
  5. Step 5: Solve for x
    x = 11,147,719,637,404.41/3,786,819.32
  6. Step 6: Final answer
    x = 2,943,821.37

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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.