Home / 2,108,791.58-2,910,127.14-1,141,921.80

Finding the Fourth Proportional to 2,108,791.58, 2,910,127.14 and 1,141,921.80

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Solution

The fourth proportional to 2,108,791.58, 2,910,127.14 and 1,141,921.80 is: 1,575,849.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,108,791.58 : 2,910,127.14 = 1,141,921.80 : x
  2. Step 2: Convert to fraction form
    2,108,791.58/2,910,127.14 = 1,141,921.80/x
  3. Step 3: Cross multiply
    2,108,791.58x = 2,910,127.14 × 1,141,921.80
  4. Step 4: Simplify right side
    2,108,791.58x = 3,323,137,621,937.65
  5. Step 5: Solve for x
    x = 3,323,137,621,937.65/2,108,791.58
  6. Step 6: Final answer
    x = 1,575,849.25

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1.5x scale

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.