Home / 3,851,140.83-5,314,740.42-2,132,261.34

Finding the Fourth Proportional to 3,851,140.83, 5,314,740.42 and 2,132,261.34

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Solution

The fourth proportional to 3,851,140.83, 5,314,740.42 and 2,132,261.34 is: 2,942,612.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,851,140.83 : 5,314,740.42 = 2,132,261.34 : x
  2. Step 2: Convert to fraction form
    3,851,140.83/5,314,740.42 = 2,132,261.34/x
  3. Step 3: Cross multiply
    3,851,140.83x = 5,314,740.42 × 2,132,261.34
  4. Step 4: Simplify right side
    3,851,140.83x = 11,332,415,529,701.36
  5. Step 5: Solve for x
    x = 11,332,415,529,701.36/3,851,140.83
  6. Step 6: Final answer
    x = 2,942,612.60

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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.