Home / 2,255,285.22-3,109,282.63-1,791,677.40

Finding the Fourth Proportional to 2,255,285.22, 3,109,282.63 and 1,791,677.40

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Solution

The fourth proportional to 2,255,285.22, 3,109,282.63 and 1,791,677.40 is: 2,470,122.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,255,285.22 : 3,109,282.63 = 1,791,677.40 : x
  2. Step 2: Convert to fraction form
    2,255,285.22/3,109,282.63 = 1,791,677.40/x
  3. Step 3: Cross multiply
    2,255,285.22x = 3,109,282.63 × 1,791,677.40
  4. Step 4: Simplify right side
    2,255,285.22x = 5,570,831,418,383.56
  5. Step 5: Solve for x
    x = 5,570,831,418,383.56/2,255,285.22
  6. Step 6: Final answer
    x = 2,470,122.79

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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.