Home / 3,131,417.88-4,321,283.04-1,842,341.22

Finding the Fourth Proportional to 3,131,417.88, 4,321,283.04 and 1,842,341.22

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Solution

The fourth proportional to 3,131,417.88, 4,321,283.04 and 1,842,341.22 is: 2,542,387.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,131,417.88 : 4,321,283.04 = 1,842,341.22 : x
  2. Step 2: Convert to fraction form
    3,131,417.88/4,321,283.04 = 1,842,341.22/x
  3. Step 3: Cross multiply
    3,131,417.88x = 4,321,283.04 × 1,842,341.22
  4. Step 4: Simplify right side
    3,131,417.88x = 7,961,277,867,878.91
  5. Step 5: Solve for x
    x = 7,961,277,867,878.91/3,131,417.88
  6. Step 6: Final answer
    x = 2,542,387.56

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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.