Home / 2,669,439.20-4,004,158.80-674,895.20

Finding the Fourth Proportional to 2,669,439.20, 4,004,158.80 and 674,895.20

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Solution

The fourth proportional to 2,669,439.20, 4,004,158.80 and 674,895.20 is: 1,012,342.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,669,439.20 : 4,004,158.80 = 674,895.20 : x
  2. Step 2: Convert to fraction form
    2,669,439.20/4,004,158.80 = 674,895.20/x
  3. Step 3: Cross multiply
    2,669,439.20x = 4,004,158.80 × 674,895.20
  4. Step 4: Simplify right side
    2,669,439.20x = 2,702,387,554,157.76
  5. Step 5: Solve for x
    x = 2,702,387,554,157.76/2,669,439.20
  6. Step 6: Final answer
    x = 1,012,342.80

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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.