Home / 1,884,173.78-2,825,190.36-1,285,859.76

Finding the Fourth Proportional to 1,884,173.78, 2,825,190.36 and 1,285,859.76

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Solution

The fourth proportional to 1,884,173.78, 2,825,190.36 and 1,285,859.76 is: 1,928,059.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,884,173.78 : 2,825,190.36 = 1,285,859.76 : x
  2. Step 2: Convert to fraction form
    1,884,173.78/2,825,190.36 = 1,285,859.76/x
  3. Step 3: Cross multiply
    1,884,173.78x = 2,825,190.36 × 1,285,859.76
  4. Step 4: Simplify right side
    1,884,173.78x = 3,632,798,598,263.91
  5. Step 5: Solve for x
    x = 3,632,798,598,263.91/1,884,173.78
  6. Step 6: Final answer
    x = 1,928,059.21

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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.