Home / 2,131,390.26-2,941,284.24-1,164,499.80

Finding the Fourth Proportional to 2,131,390.26, 2,941,284.24 and 1,164,499.80

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Solution

The fourth proportional to 2,131,390.26, 2,941,284.24 and 1,164,499.80 is: 1,606,990.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,131,390.26 : 2,941,284.24 = 1,164,499.80 : x
  2. Step 2: Convert to fraction form
    2,131,390.26/2,941,284.24 = 1,164,499.80/x
  3. Step 3: Cross multiply
    2,131,390.26x = 2,941,284.24 × 1,164,499.80
  4. Step 4: Simplify right side
    2,131,390.26x = 3,425,124,909,223.15
  5. Step 5: Solve for x
    x = 3,425,124,909,223.15/2,131,390.26
  6. Step 6: Final answer
    x = 1,606,990.97

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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.