Home / 5,084,288.75-7,014,611.45-2,878,850.16

Finding the Fourth Proportional to 5,084,288.75, 7,014,611.45 and 2,878,850.16

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Solution

The fourth proportional to 5,084,288.75, 7,014,611.45 and 2,878,850.16 is: 3,971,846.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,084,288.75 : 7,014,611.45 = 2,878,850.16 : x
  2. Step 2: Convert to fraction form
    5,084,288.75/7,014,611.45 = 2,878,850.16/x
  3. Step 3: Cross multiply
    5,084,288.75x = 7,014,611.45 × 2,878,850.16
  4. Step 4: Simplify right side
    5,084,288.75x = 20,194,015,280,776.08
  5. Step 5: Solve for x
    x = 20,194,015,280,776.08/5,084,288.75
  6. Step 6: Final answer
    x = 3,971,846.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.