Home / 3,441,726-4,749,397.20-1,991,445.12

Finding the Fourth Proportional to 3,441,726, 4,749,397.20 and 1,991,445.12

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Solution

The fourth proportional to 3,441,726, 4,749,397.20 and 1,991,445.12 is: 2,748,087.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,441,726 : 4,749,397.20 = 1,991,445.12 : x
  2. Step 2: Convert to fraction form
    3,441,726/4,749,397.20 = 1,991,445.12/x
  3. Step 3: Cross multiply
    3,441,726x = 4,749,397.20 × 1,991,445.12
  4. Step 4: Simplify right side
    3,441,726x = 9,458,163,876,881.66
  5. Step 5: Solve for x
    x = 9,458,163,876,881.66/3,441,726
  6. Step 6: Final answer
    x = 2,748,087.41

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1.5x scale

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.