Home / 2,831,695.98-3,907,449.12-1,591,109.28

Finding the Fourth Proportional to 2,831,695.98, 3,907,449.12 and 1,591,109.28

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Solution

The fourth proportional to 2,831,695.98, 3,907,449.12 and 1,591,109.28 is: 2,195,567.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,831,695.98 : 3,907,449.12 = 1,591,109.28 : x
  2. Step 2: Convert to fraction form
    2,831,695.98/3,907,449.12 = 1,591,109.28/x
  3. Step 3: Cross multiply
    2,831,695.98x = 3,907,449.12 × 1,591,109.28
  4. Step 4: Simplify right side
    2,831,695.98x = 6,217,178,555,959.83
  5. Step 5: Solve for x
    x = 6,217,178,555,959.83/2,831,695.98
  6. Step 6: Final answer
    x = 2,195,567.11

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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.