Home / 2,126,581.22-2,934,687.03-1,208,816.48

Finding the Fourth Proportional to 2,126,581.22, 2,934,687.03 and 1,208,816.48

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Solution

The fourth proportional to 2,126,581.22, 2,934,687.03 and 1,208,816.48 is: 1,668,169.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,126,581.22 : 2,934,687.03 = 1,208,816.48 : x
  2. Step 2: Convert to fraction form
    2,126,581.22/2,934,687.03 = 1,208,816.48/x
  3. Step 3: Cross multiply
    2,126,581.22x = 2,934,687.03 × 1,208,816.48
  4. Step 4: Simplify right side
    2,126,581.22x = 3,547,498,045,506.25
  5. Step 5: Solve for x
    x = 3,547,498,045,506.25/2,126,581.22
  6. Step 6: Final answer
    x = 1,668,169.55

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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.