Home / 2,522,188.80-3,480,611.04-1,376,259.12

Finding the Fourth Proportional to 2,522,188.80, 3,480,611.04 and 1,376,259.12

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Solution

The fourth proportional to 2,522,188.80, 3,480,611.04 and 1,376,259.12 is: 1,899,232.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,522,188.80 : 3,480,611.04 = 1,376,259.12 : x
  2. Step 2: Convert to fraction form
    2,522,188.80/3,480,611.04 = 1,376,259.12/x
  3. Step 3: Cross multiply
    2,522,188.80x = 3,480,611.04 × 1,376,259.12
  4. Step 4: Simplify right side
    2,522,188.80x = 4,790,222,686,972.69
  5. Step 5: Solve for x
    x = 4,790,222,686,972.69/2,522,188.80
  6. Step 6: Final answer
    x = 1,899,232.40

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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.