Home / 780,061.80-1,170,092.70-727,573.80

Finding the Fourth Proportional to 780,061.80, 1,170,092.70 and 727,573.80

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Solution

The fourth proportional to 780,061.80, 1,170,092.70 and 727,573.80 is: 1,091,360.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    780,061.80 : 1,170,092.70 = 727,573.80 : x
  2. Step 2: Convert to fraction form
    780,061.80/1,170,092.70 = 727,573.80/x
  3. Step 3: Cross multiply
    780,061.80x = 1,170,092.70 × 727,573.80
  4. Step 4: Simplify right side
    780,061.80x = 851,328,792,091.26
  5. Step 5: Solve for x
    x = 851,328,792,091.26/780,061.80
  6. Step 6: Final answer
    x = 1,091,360.70

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1.5x scale

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.