Home / 793,480.10-1,190,220.15-754,114.10

Finding the Fourth Proportional to 793,480.10, 1,190,220.15 and 754,114.10

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Solution

The fourth proportional to 793,480.10, 1,190,220.15 and 754,114.10 is: 1,131,171.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    793,480.10 : 1,190,220.15 = 754,114.10 : x
  2. Step 2: Convert to fraction form
    793,480.10/1,190,220.15 = 754,114.10/x
  3. Step 3: Cross multiply
    793,480.10x = 1,190,220.15 × 754,114.10
  4. Step 4: Simplify right side
    793,480.10x = 897,561,797,219.12
  5. Step 5: Solve for x
    x = 897,561,797,219.12/793,480.10
  6. Step 6: Final answer
    x = 1,131,171.15

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Double scale
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Similar ratio
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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.