Home / 4,215,600-6,323,495.04-1,520,144.64

Finding the Fourth Proportional to 4,215,600, 6,323,495.04 and 1,520,144.64

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Solution

The fourth proportional to 4,215,600, 6,323,495.04 and 1,520,144.64 is: 2,280,251.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,215,600 : 6,323,495.04 = 1,520,144.64 : x
  2. Step 2: Convert to fraction form
    4,215,600/6,323,495.04 = 1,520,144.64/x
  3. Step 3: Cross multiply
    4,215,600x = 6,323,495.04 × 1,520,144.64
  4. Step 4: Simplify right side
    4,215,600x = 9,612,627,091,122.59
  5. Step 5: Solve for x
    x = 9,612,627,091,122.59/4,215,600
  6. Step 6: Final answer
    x = 2,280,251.23

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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.