Home / 3,281,712.44-4,528,990.50-1,831,690.76

Finding the Fourth Proportional to 3,281,712.44, 4,528,990.50 and 1,831,690.76

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Solution

The fourth proportional to 3,281,712.44, 4,528,990.50 and 1,831,690.76 is: 2,527,860.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,281,712.44 : 4,528,990.50 = 1,831,690.76 : x
  2. Step 2: Convert to fraction form
    3,281,712.44/4,528,990.50 = 1,831,690.76/x
  3. Step 3: Cross multiply
    3,281,712.44x = 4,528,990.50 × 1,831,690.76
  4. Step 4: Simplify right side
    3,281,712.44x = 8,295,710,050,977.78
  5. Step 5: Solve for x
    x = 8,295,710,050,977.78/3,281,712.44
  6. Step 6: Final answer
    x = 2,527,860.13

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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.