Home / 1,889,620.25-2,834,572.52-541,772.15

Finding the Fourth Proportional to 1,889,620.25, 2,834,572.52 and 541,772.15

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Solution

The fourth proportional to 1,889,620.25, 2,834,572.52 and 541,772.15 is: 812,698.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,889,620.25 : 2,834,572.52 = 541,772.15 : x
  2. Step 2: Convert to fraction form
    1,889,620.25/2,834,572.52 = 541,772.15/x
  3. Step 3: Cross multiply
    1,889,620.25x = 2,834,572.52 × 541,772.15
  4. Step 4: Simplify right side
    1,889,620.25x = 1,535,692,435,672.89
  5. Step 5: Solve for x
    x = 1,535,692,435,672.89/1,889,620.25
  6. Step 6: Final answer
    x = 812,698.97

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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.