Home / 792,104.80-1,188,157.20-705,013.60

Finding the Fourth Proportional to 792,104.80, 1,188,157.20 and 705,013.60

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Solution

The fourth proportional to 792,104.80, 1,188,157.20 and 705,013.60 is: 1,057,520.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,104.80 : 1,188,157.20 = 705,013.60 : x
  2. Step 2: Convert to fraction form
    792,104.80/1,188,157.20 = 705,013.60/x
  3. Step 3: Cross multiply
    792,104.80x = 1,188,157.20 × 705,013.60
  4. Step 4: Simplify right side
    792,104.80x = 837,666,984,937.92
  5. Step 5: Solve for x
    x = 837,666,984,937.92/792,104.80
  6. Step 6: Final answer
    x = 1,057,520.40

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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.