Home / 1,987,710.44-2,979,232.86-1,041,526.76

Finding the Fourth Proportional to 1,987,710.44, 2,979,232.86 and 1,041,526.76

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Solution

The fourth proportional to 1,987,710.44, 2,979,232.86 and 1,041,526.76 is: 1,561,067.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,987,710.44 : 2,979,232.86 = 1,041,526.76 : x
  2. Step 2: Convert to fraction form
    1,987,710.44/2,979,232.86 = 1,041,526.76/x
  3. Step 3: Cross multiply
    1,987,710.44x = 2,979,232.86 × 1,041,526.76
  4. Step 4: Simplify right side
    1,987,710.44x = 3,102,950,747,961.33
  5. Step 5: Solve for x
    x = 3,102,950,747,961.33/1,987,710.44
  6. Step 6: Final answer
    x = 1,561,067.79

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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.