Home / 1,907,581.20-2,632,690.92-1,144,054.80

Finding the Fourth Proportional to 1,907,581.20, 2,632,690.92 and 1,144,054.80

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Solution

The fourth proportional to 1,907,581.20, 2,632,690.92 and 1,144,054.80 is: 1,578,932.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,907,581.20 : 2,632,690.92 = 1,144,054.80 : x
  2. Step 2: Convert to fraction form
    1,907,581.20/2,632,690.92 = 1,144,054.80/x
  3. Step 3: Cross multiply
    1,907,581.20x = 2,632,690.92 × 1,144,054.80
  4. Step 4: Simplify right side
    1,907,581.20x = 3,011,942,683,942.42
  5. Step 5: Solve for x
    x = 3,011,942,683,942.42/1,907,581.20
  6. Step 6: Final answer
    x = 1,578,932.88

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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.