Home / 1,908,849.06-2,863,124.76-1,109,620.86

Finding the Fourth Proportional to 1,908,849.06, 2,863,124.76 and 1,109,620.86

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Solution

The fourth proportional to 1,908,849.06, 2,863,124.76 and 1,109,620.86 is: 1,664,344.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,908,849.06 : 2,863,124.76 = 1,109,620.86 : x
  2. Step 2: Convert to fraction form
    1,908,849.06/2,863,124.76 = 1,109,620.86/x
  3. Step 3: Cross multiply
    1,908,849.06x = 2,863,124.76 × 1,109,620.86
  4. Step 4: Simplify right side
    1,908,849.06x = 3,176,982,958,478.49
  5. Step 5: Solve for x
    x = 3,176,982,958,478.49/1,908,849.06
  6. Step 6: Final answer
    x = 1,664,344.77

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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.