Home / 2,838,793.28-3,917,484.33-1,615,072.47

Finding the Fourth Proportional to 2,838,793.28, 3,917,484.33 and 1,615,072.47

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Solution

The fourth proportional to 2,838,793.28, 3,917,484.33 and 1,615,072.47 is: 2,228,771.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,838,793.28 : 3,917,484.33 = 1,615,072.47 : x
  2. Step 2: Convert to fraction form
    2,838,793.28/3,917,484.33 = 1,615,072.47/x
  3. Step 3: Cross multiply
    2,838,793.28x = 3,917,484.33 × 1,615,072.47
  4. Step 4: Simplify right side
    2,838,793.28x = 6,327,021,076,834.70
  5. Step 5: Solve for x
    x = 6,327,021,076,834.70/2,838,793.28
  6. Step 6: Final answer
    x = 2,228,771.33

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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.