Home / 3,220,931.86-4,831,271.34-1,091,015.90

Finding the Fourth Proportional to 3,220,931.86, 4,831,271.34 and 1,091,015.90

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Solution

The fourth proportional to 3,220,931.86, 4,831,271.34 and 1,091,015.90 is: 1,636,481.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,220,931.86 : 4,831,271.34 = 1,091,015.90 : x
  2. Step 2: Convert to fraction form
    3,220,931.86/4,831,271.34 = 1,091,015.90/x
  3. Step 3: Cross multiply
    3,220,931.86x = 4,831,271.34 × 1,091,015.90
  4. Step 4: Simplify right side
    3,220,931.86x = 5,270,993,839,023.91
  5. Step 5: Solve for x
    x = 5,270,993,839,023.91/3,220,931.86
  6. Step 6: Final answer
    x = 1,636,481.02

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