Home / 1,882,009.95-2,821,427.93-816,249.28

Finding the Fourth Proportional to 1,882,009.95, 2,821,427.93 and 816,249.28

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Solution

The fourth proportional to 1,882,009.95, 2,821,427.93 and 816,249.28 is: 1,223,685.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,882,009.95 : 2,821,427.93 = 816,249.28 : x
  2. Step 2: Convert to fraction form
    1,882,009.95/2,821,427.93 = 816,249.28/x
  3. Step 3: Cross multiply
    1,882,009.95x = 2,821,427.93 × 816,249.28
  4. Step 4: Simplify right side
    1,882,009.95x = 2,302,988,498,246.00
  5. Step 5: Solve for x
    x = 2,302,988,498,246.00/1,882,009.95
  6. Step 6: Final answer
    x = 1,223,685.62

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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.