Home / 2,419,986.24-3,339,776.21-1,387,590.08

Finding the Fourth Proportional to 2,419,986.24, 3,339,776.21 and 1,387,590.08

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Solution

The fourth proportional to 2,419,986.24, 3,339,776.21 and 1,387,590.08 is: 1,914,986.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,419,986.24 : 3,339,776.21 = 1,387,590.08 : x
  2. Step 2: Convert to fraction form
    2,419,986.24/3,339,776.21 = 1,387,590.08/x
  3. Step 3: Cross multiply
    2,419,986.24x = 3,339,776.21 × 1,387,590.08
  4. Step 4: Simplify right side
    2,419,986.24x = 4,634,240,320,632.99
  5. Step 5: Solve for x
    x = 4,634,240,320,632.99/2,419,986.24
  6. Step 6: Final answer
    x = 1,914,986.23

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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.