Home / 1,820,786.48-2,731,101.92-622,815.92

Finding the Fourth Proportional to 1,820,786.48, 2,731,101.92 and 622,815.92

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Solution

The fourth proportional to 1,820,786.48, 2,731,101.92 and 622,815.92 is: 934,197.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,820,786.48 : 2,731,101.92 = 622,815.92 : x
  2. Step 2: Convert to fraction form
    1,820,786.48/2,731,101.92 = 622,815.92/x
  3. Step 3: Cross multiply
    1,820,786.48x = 2,731,101.92 × 622,815.92
  4. Step 4: Simplify right side
    1,820,786.48x = 1,700,973,754,918.57
  5. Step 5: Solve for x
    x = 1,700,973,754,918.57/1,820,786.48
  6. Step 6: Final answer
    x = 934,197.27

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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.