Home / 1,769,700.11-2,442,393.50-1,005,868.49

Finding the Fourth Proportional to 1,769,700.11, 2,442,393.50 and 1,005,868.49

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Solution

The fourth proportional to 1,769,700.11, 2,442,393.50 and 1,005,868.49 is: 1,388,216.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,769,700.11 : 2,442,393.50 = 1,005,868.49 : x
  2. Step 2: Convert to fraction form
    1,769,700.11/2,442,393.50 = 1,005,868.49/x
  3. Step 3: Cross multiply
    1,769,700.11x = 2,442,393.50 × 1,005,868.49
  4. Step 4: Simplify right side
    1,769,700.11x = 2,456,726,644,589.51
  5. Step 5: Solve for x
    x = 2,456,726,644,589.51/1,769,700.11
  6. Step 6: Final answer
    x = 1,388,216.36

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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.