Home / 1,884,174.78-2,825,191.86-1,285,860.76

Finding the Fourth Proportional to 1,884,174.78, 2,825,191.86 and 1,285,860.76

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Solution

The fourth proportional to 1,884,174.78, 2,825,191.86 and 1,285,860.76 is: 1,928,060.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,884,174.78 : 2,825,191.86 = 1,285,860.76 : x
  2. Step 2: Convert to fraction form
    1,884,174.78/2,825,191.86 = 1,285,860.76/x
  3. Step 3: Cross multiply
    1,884,174.78x = 2,825,191.86 × 1,285,860.76
  4. Step 4: Simplify right side
    1,884,174.78x = 3,632,803,352,245.41
  5. Step 5: Solve for x
    x = 3,632,803,352,245.41/1,884,174.78
  6. Step 6: Final answer
    x = 1,928,060.70

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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.