Home / 876,314.20-1,228,611.35-876,314.20

Finding the Fourth Proportional to 876,314.20, 1,228,611.35 and 876,314.20

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Solution

The fourth proportional to 876,314.20, 1,228,611.35 and 876,314.20 is: 1,228,611.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,314.20 : 1,228,611.35 = 876,314.20 : x
  2. Step 2: Convert to fraction form
    876,314.20/1,228,611.35 = 876,314.20/x
  3. Step 3: Cross multiply
    876,314.20x = 1,228,611.35 × 876,314.20
  4. Step 4: Simplify right side
    876,314.20x = 1,076,649,572,286.17
  5. Step 5: Solve for x
    x = 1,076,649,572,286.17/876,314.20
  6. Step 6: Final answer
    x = 1,228,611.35

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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 (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.