Home / 2,420,005.70-3,630,008.55-1,002,829.70

Finding the Fourth Proportional to 2,420,005.70, 3,630,008.55 and 1,002,829.70

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Solution

The fourth proportional to 2,420,005.70, 3,630,008.55 and 1,002,829.70 is: 1,504,244.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,420,005.70 : 3,630,008.55 = 1,002,829.70 : x
  2. Step 2: Convert to fraction form
    2,420,005.70/3,630,008.55 = 1,002,829.70/x
  3. Step 3: Cross multiply
    2,420,005.70x = 3,630,008.55 × 1,002,829.70
  4. Step 4: Simplify right side
    2,420,005.70x = 3,640,280,385,193.93
  5. Step 5: Solve for x
    x = 3,640,280,385,193.93/2,420,005.70
  6. Step 6: Final answer
    x = 1,504,244.55

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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.