Home / 4,080,978.60-6,121,467.90-3,371,807.40

Finding the Fourth Proportional to 4,080,978.60, 6,121,467.90 and 3,371,807.40

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Solution

The fourth proportional to 4,080,978.60, 6,121,467.90 and 3,371,807.40 is: 5,057,711.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,080,978.60 : 6,121,467.90 = 3,371,807.40 : x
  2. Step 2: Convert to fraction form
    4,080,978.60/6,121,467.90 = 3,371,807.40/x
  3. Step 3: Cross multiply
    4,080,978.60x = 6,121,467.90 × 3,371,807.40
  4. Step 4: Simplify right side
    4,080,978.60x = 20,640,410,764,082.46
  5. Step 5: Solve for x
    x = 20,640,410,764,082.46/4,080,978.60
  6. Step 6: Final answer
    x = 5,057,711.10

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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.