Home / 816,122.20-1,143,504.20-816,122.20

Finding the Fourth Proportional to 816,122.20, 1,143,504.20 and 816,122.20

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Solution

The fourth proportional to 816,122.20, 1,143,504.20 and 816,122.20 is: 1,143,504.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,122.20 : 1,143,504.20 = 816,122.20 : x
  2. Step 2: Convert to fraction form
    816,122.20/1,143,504.20 = 816,122.20/x
  3. Step 3: Cross multiply
    816,122.20x = 1,143,504.20 × 816,122.20
  4. Step 4: Simplify right side
    816,122.20x = 933,239,163,413.24
  5. Step 5: Solve for x
    x = 933,239,163,413.24/816,122.20
  6. Step 6: Final answer
    x = 1,143,504.20

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.