Home / 3,889,749.30-5,831,999.55-2,068,415.70

Finding the Fourth Proportional to 3,889,749.30, 5,831,999.55 and 2,068,415.70

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Solution

The fourth proportional to 3,889,749.30, 5,831,999.55 and 2,068,415.70 is: 3,101,228.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,889,749.30 : 5,831,999.55 = 2,068,415.70 : x
  2. Step 2: Convert to fraction form
    3,889,749.30/5,831,999.55 = 2,068,415.70/x
  3. Step 3: Cross multiply
    3,889,749.30x = 5,831,999.55 × 2,068,415.70
  4. Step 4: Simplify right side
    3,889,749.30x = 12,062,999,431,612.93
  5. Step 5: Solve for x
    x = 12,062,999,431,612.93/3,889,749.30
  6. Step 6: Final answer
    x = 3,101,228.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.