Home / 1,571,589.84-2,359,033.92-1,392,819.12

Finding the Fourth Proportional to 1,571,589.84, 2,359,033.92 and 1,392,819.12

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Solution

The fourth proportional to 1,571,589.84, 2,359,033.92 and 1,392,819.12 is: 2,090,690.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,571,589.84 : 2,359,033.92 = 1,392,819.12 : x
  2. Step 2: Convert to fraction form
    1,571,589.84/2,359,033.92 = 1,392,819.12/x
  3. Step 3: Cross multiply
    1,571,589.84x = 2,359,033.92 × 1,392,819.12
  4. Step 4: Simplify right side
    1,571,589.84x = 3,285,707,548,504.55
  5. Step 5: Solve for x
    x = 3,285,707,548,504.55/1,571,589.84
  6. Step 6: Final answer
    x = 2,090,690.25

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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.