Home / 3,945,176.84-5,917,823.56-1,105,109.48

Finding the Fourth Proportional to 3,945,176.84, 5,917,823.56 and 1,105,109.48

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Solution

The fourth proportional to 3,945,176.84, 5,917,823.56 and 1,105,109.48 is: 1,657,680.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,945,176.84 : 5,917,823.56 = 1,105,109.48 : x
  2. Step 2: Convert to fraction form
    3,945,176.84/5,917,823.56 = 1,105,109.48/x
  3. Step 3: Cross multiply
    3,945,176.84x = 5,917,823.56 × 1,105,109.48
  4. Step 4: Simplify right side
    3,945,176.84x = 6,539,842,917,123.35
  5. Step 5: Solve for x
    x = 6,539,842,917,123.35/3,945,176.84
  6. Step 6: Final answer
    x = 1,657,680.55

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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.