Home / 2,413,620.24-3,620,822.40-816,280.80

Finding the Fourth Proportional to 2,413,620.24, 3,620,822.40 and 816,280.80

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Solution

The fourth proportional to 2,413,620.24, 3,620,822.40 and 816,280.80 is: 1,224,553.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,413,620.24 : 3,620,822.40 = 816,280.80 : x
  2. Step 2: Convert to fraction form
    2,413,620.24/3,620,822.40 = 816,280.80/x
  3. Step 3: Cross multiply
    2,413,620.24x = 3,620,822.40 × 816,280.80
  4. Step 4: Simplify right side
    2,413,620.24x = 2,955,607,805,329.92
  5. Step 5: Solve for x
    x = 2,955,607,805,329.92/2,413,620.24
  6. Step 6: Final answer
    x = 1,224,553.79

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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.