Home / 5,200,407.60-7,800,611.40-2,366,055.60

Finding the Fourth Proportional to 5,200,407.60, 7,800,611.40 and 2,366,055.60

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Solution

The fourth proportional to 5,200,407.60, 7,800,611.40 and 2,366,055.60 is: 3,549,083.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,200,407.60 : 7,800,611.40 = 2,366,055.60 : x
  2. Step 2: Convert to fraction form
    5,200,407.60/7,800,611.40 = 2,366,055.60/x
  3. Step 3: Cross multiply
    5,200,407.60x = 7,800,611.40 × 2,366,055.60
  4. Step 4: Simplify right side
    5,200,407.60x = 18,456,680,286,393.84
  5. Step 5: Solve for x
    x = 18,456,680,286,393.84/5,200,407.60
  6. Step 6: Final answer
    x = 3,549,083.40

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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.