Home / 2,021,658.82-3,033,210.24-868,420.91

Finding the Fourth Proportional to 2,021,658.82, 3,033,210.24 and 868,420.91

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Solution

The fourth proportional to 2,021,658.82, 3,033,210.24 and 868,420.91 is: 1,302,941.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,021,658.82 : 3,033,210.24 = 868,420.91 : x
  2. Step 2: Convert to fraction form
    2,021,658.82/3,033,210.24 = 868,420.91/x
  3. Step 3: Cross multiply
    2,021,658.82x = 3,033,210.24 × 868,420.91
  4. Step 4: Simplify right side
    2,021,658.82x = 2,634,103,204,425.14
  5. Step 5: Solve for x
    x = 2,634,103,204,425.14/2,021,658.82
  6. Step 6: Final answer
    x = 1,302,941.52

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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.