Home / 2,420,103.80-3,630,155.70-824,468.60

Finding the Fourth Proportional to 2,420,103.80, 3,630,155.70 and 824,468.60

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Solution

The fourth proportional to 2,420,103.80, 3,630,155.70 and 824,468.60 is: 1,236,702.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,420,103.80 : 3,630,155.70 = 824,468.60 : x
  2. Step 2: Convert to fraction form
    2,420,103.80/3,630,155.70 = 824,468.60/x
  3. Step 3: Cross multiply
    2,420,103.80x = 3,630,155.70 × 824,468.60
  4. Step 4: Simplify right side
    2,420,103.80x = 2,992,949,387,761.02
  5. Step 5: Solve for x
    x = 2,992,949,387,761.02/2,420,103.80
  6. Step 6: Final answer
    x = 1,236,702.90

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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.