Home / 5,220,826.60-7,831,239.90-3,803,650.60

Finding the Fourth Proportional to 5,220,826.60, 7,831,239.90 and 3,803,650.60

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Solution

The fourth proportional to 5,220,826.60, 7,831,239.90 and 3,803,650.60 is: 5,705,475.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,220,826.60 : 7,831,239.90 = 3,803,650.60 : x
  2. Step 2: Convert to fraction form
    5,220,826.60/7,831,239.90 = 3,803,650.60/x
  3. Step 3: Cross multiply
    5,220,826.60x = 7,831,239.90 × 3,803,650.60
  4. Step 4: Simplify right side
    5,220,826.60x = 29,787,300,344,378.94
  5. Step 5: Solve for x
    x = 29,787,300,344,378.94/5,220,826.60
  6. Step 6: Final answer
    x = 5,705,475.90

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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.