Home / 1,682,849.98-2,338,011.12-1,662,671.83

Finding the Fourth Proportional to 1,682,849.98, 2,338,011.12 and 1,662,671.83

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Solution

The fourth proportional to 1,682,849.98, 2,338,011.12 and 1,662,671.83 is: 2,309,977.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,682,849.98 : 2,338,011.12 = 1,662,671.83 : x
  2. Step 2: Convert to fraction form
    1,682,849.98/2,338,011.12 = 1,662,671.83/x
  3. Step 3: Cross multiply
    1,682,849.98x = 2,338,011.12 × 1,662,671.83
  4. Step 4: Simplify right side
    1,682,849.98x = 3,887,345,220,023.10
  5. Step 5: Solve for x
    x = 3,887,345,220,023.10/1,682,849.98
  6. Step 6: Final answer
    x = 2,309,977.29

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.