Home / 792,148.80-1,188,223.20-705,057.60

Finding the Fourth Proportional to 792,148.80, 1,188,223.20 and 705,057.60

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Solution

The fourth proportional to 792,148.80, 1,188,223.20 and 705,057.60 is: 1,057,586.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,148.80 : 1,188,223.20 = 705,057.60 : x
  2. Step 2: Convert to fraction form
    792,148.80/1,188,223.20 = 705,057.60/x
  3. Step 3: Cross multiply
    792,148.80x = 1,188,223.20 × 705,057.60
  4. Step 4: Simplify right side
    792,148.80x = 837,765,797,656.32
  5. Step 5: Solve for x
    x = 837,765,797,656.32/792,148.80
  6. Step 6: Final answer
    x = 1,057,586.40

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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.