Home / 1,863,009.15-2,794,513.73-664,970.55

Finding the Fourth Proportional to 1,863,009.15, 2,794,513.73 and 664,970.55

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Solution

The fourth proportional to 1,863,009.15, 2,794,513.73 and 664,970.55 is: 997,455.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,863,009.15 : 2,794,513.73 = 664,970.55 : x
  2. Step 2: Convert to fraction form
    1,863,009.15/2,794,513.73 = 664,970.55/x
  3. Step 3: Cross multiply
    1,863,009.15x = 2,794,513.73 × 664,970.55
  4. Step 4: Simplify right side
    1,863,009.15x = 1,858,269,328,695.80
  5. Step 5: Solve for x
    x = 1,858,269,328,695.80/1,863,009.15
  6. Step 6: Final answer
    x = 997,455.83

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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.