Home / 2,743,676.96-4,115,728.36-824,438.35

Finding the Fourth Proportional to 2,743,676.96, 4,115,728.36 and 824,438.35

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Solution

The fourth proportional to 2,743,676.96, 4,115,728.36 and 824,438.35 is: 1,236,721.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,743,676.96 : 4,115,728.36 = 824,438.35 : x
  2. Step 2: Convert to fraction form
    2,743,676.96/4,115,728.36 = 824,438.35/x
  3. Step 3: Cross multiply
    2,743,676.96x = 4,115,728.36 × 824,438.35
  4. Step 4: Simplify right side
    2,743,676.96x = 3,393,164,304,341.81
  5. Step 5: Solve for x
    x = 3,393,164,304,341.81/2,743,676.96
  6. Step 6: Final answer
    x = 1,236,721.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.