Home / 2,218,716.83-3,328,574.01-702,490.39

Finding the Fourth Proportional to 2,218,716.83, 3,328,574.01 and 702,490.39

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Solution

The fourth proportional to 2,218,716.83, 3,328,574.01 and 702,490.39 is: 1,053,893.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,218,716.83 : 3,328,574.01 = 702,490.39 : x
  2. Step 2: Convert to fraction form
    2,218,716.83/3,328,574.01 = 702,490.39/x
  3. Step 3: Cross multiply
    2,218,716.83x = 3,328,574.01 × 702,490.39
  4. Step 4: Simplify right side
    2,218,716.83x = 2,338,291,243,472.99
  5. Step 5: Solve for x
    x = 2,338,291,243,472.99/2,218,716.83
  6. Step 6: Final answer
    x = 1,053,893.50

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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.