Home / 3,851,200.98-5,314,823.28-2,132,321.40

Finding the Fourth Proportional to 3,851,200.98, 5,314,823.28 and 2,132,321.40

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Solution

The fourth proportional to 3,851,200.98, 5,314,823.28 and 2,132,321.40 is: 2,942,695.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,851,200.98 : 5,314,823.28 = 2,132,321.40 : x
  2. Step 2: Convert to fraction form
    3,851,200.98/5,314,823.28 = 2,132,321.40/x
  3. Step 3: Cross multiply
    3,851,200.98x = 5,314,823.28 × 2,132,321.40
  4. Step 4: Simplify right side
    3,851,200.98x = 11,332,911,417,162.19
  5. Step 5: Solve for x
    x = 11,332,911,417,162.19/3,851,200.98
  6. Step 6: Final answer
    x = 2,942,695.40

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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.