Home / 1,321,727.58-1,823,846.94-777,830.94

Finding the Fourth Proportional to 1,321,727.58, 1,823,846.94 and 777,830.94

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Solution

The fourth proportional to 1,321,727.58, 1,823,846.94 and 777,830.94 is: 1,073,326.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,321,727.58 : 1,823,846.94 = 777,830.94 : x
  2. Step 2: Convert to fraction form
    1,321,727.58/1,823,846.94 = 777,830.94/x
  3. Step 3: Cross multiply
    1,321,727.58x = 1,823,846.94 × 777,830.94
  4. Step 4: Simplify right side
    1,321,727.58x = 1,418,644,579,756.32
  5. Step 5: Solve for x
    x = 1,418,644,579,756.32/1,321,727.58
  6. Step 6: Final answer
    x = 1,073,326.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.