Home / 2,136,074.80-3,200,224.20-1,689,732.40

Finding the Fourth Proportional to 2,136,074.80, 3,200,224.20 and 1,689,732.40

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Solution

The fourth proportional to 2,136,074.80, 3,200,224.20 and 1,689,732.40 is: 2,531,523.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,136,074.80 : 3,200,224.20 = 1,689,732.40 : x
  2. Step 2: Convert to fraction form
    2,136,074.80/3,200,224.20 = 1,689,732.40/x
  3. Step 3: Cross multiply
    2,136,074.80x = 3,200,224.20 × 1,689,732.40
  4. Step 4: Simplify right side
    2,136,074.80x = 5,407,522,518,004.08
  5. Step 5: Solve for x
    x = 5,407,522,518,004.08/2,136,074.80
  6. Step 6: Final answer
    x = 2,531,523.02

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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.