Home / 3,339,698.76-4,608,786.12-1,811,805.72

Finding the Fourth Proportional to 3,339,698.76, 4,608,786.12 and 1,811,805.72

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Solution

The fourth proportional to 3,339,698.76, 4,608,786.12 and 1,811,805.72 is: 2,500,292.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,339,698.76 : 4,608,786.12 = 1,811,805.72 : x
  2. Step 2: Convert to fraction form
    3,339,698.76/4,608,786.12 = 1,811,805.72/x
  3. Step 3: Cross multiply
    3,339,698.76x = 4,608,786.12 × 1,811,805.72
  4. Step 4: Simplify right side
    3,339,698.76x = 8,350,225,054,472.61
  5. Step 5: Solve for x
    x = 8,350,225,054,472.61/3,339,698.76
  6. Step 6: Final answer
    x = 2,500,292.89

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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.