Home / 4,740,140.64-7,107,221.52-2,611,719.42

Finding the Fourth Proportional to 4,740,140.64, 7,107,221.52 and 2,611,719.42

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Solution

The fourth proportional to 4,740,140.64, 7,107,221.52 and 2,611,719.42 is: 3,915,932.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,740,140.64 : 7,107,221.52 = 2,611,719.42 : x
  2. Step 2: Convert to fraction form
    4,740,140.64/7,107,221.52 = 2,611,719.42/x
  3. Step 3: Cross multiply
    4,740,140.64x = 7,107,221.52 × 2,611,719.42
  4. Step 4: Simplify right side
    4,740,140.64x = 18,562,068,466,025.92
  5. Step 5: Solve for x
    x = 18,562,068,466,025.92/4,740,140.64
  6. Step 6: Final answer
    x = 3,915,932.01

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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.