Home / 2,126,433.49-2,934,551.78-1,208,701.06

Finding the Fourth Proportional to 2,126,433.49, 2,934,551.78 and 1,208,701.06

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Solution

The fourth proportional to 2,126,433.49, 2,934,551.78 and 1,208,701.06 is: 1,668,049.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,126,433.49 : 2,934,551.78 = 1,208,701.06 : x
  2. Step 2: Convert to fraction form
    2,126,433.49/2,934,551.78 = 1,208,701.06/x
  3. Step 3: Cross multiply
    2,126,433.49x = 2,934,551.78 × 1,208,701.06
  4. Step 4: Simplify right side
    2,126,433.49x = 3,546,995,847,110.89
  5. Step 5: Solve for x
    x = 3,546,995,847,110.89/2,126,433.49
  6. Step 6: Final answer
    x = 1,668,049.28

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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.