Home / 1,889,425.69-2,834,140.58-469,481.76

Finding the Fourth Proportional to 1,889,425.69, 2,834,140.58 and 469,481.76

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Solution

The fourth proportional to 1,889,425.69, 2,834,140.58 and 469,481.76 is: 704,223.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,889,425.69 : 2,834,140.58 = 469,481.76 : x
  2. Step 2: Convert to fraction form
    1,889,425.69/2,834,140.58 = 469,481.76/x
  3. Step 3: Cross multiply
    1,889,425.69x = 2,834,140.58 × 469,481.76
  4. Step 4: Simplify right side
    1,889,425.69x = 1,330,577,305,238.41
  5. Step 5: Solve for x
    x = 1,330,577,305,238.41/1,889,425.69
  6. Step 6: Final answer
    x = 704,223.15

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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.