Home / 2,131,509.67-2,941,448.65-1,164,619.22

Finding the Fourth Proportional to 2,131,509.67, 2,941,448.65 and 1,164,619.22

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Solution

The fourth proportional to 2,131,509.67, 2,941,448.65 and 1,164,619.22 is: 1,607,155.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,131,509.67 : 2,941,448.65 = 1,164,619.22 : x
  2. Step 2: Convert to fraction form
    2,131,509.67/2,941,448.65 = 1,164,619.22/x
  3. Step 3: Cross multiply
    2,131,509.67x = 2,941,448.65 × 1,164,619.22
  4. Step 4: Simplify right side
    2,131,509.67x = 3,425,667,614,814.26
  5. Step 5: Solve for x
    x = 3,425,667,614,814.26/2,131,509.67
  6. Step 6: Final answer
    x = 1,607,155.56

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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.