Home / 4,860,002.20-7,290,003.30-1,448,282.20

Finding the Fourth Proportional to 4,860,002.20, 7,290,003.30 and 1,448,282.20

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Solution

The fourth proportional to 4,860,002.20, 7,290,003.30 and 1,448,282.20 is: 2,172,423.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,860,002.20 : 7,290,003.30 = 1,448,282.20 : x
  2. Step 2: Convert to fraction form
    4,860,002.20/7,290,003.30 = 1,448,282.20/x
  3. Step 3: Cross multiply
    4,860,002.20x = 7,290,003.30 × 1,448,282.20
  4. Step 4: Simplify right side
    4,860,002.20x = 10,557,982,017,331.26
  5. Step 5: Solve for x
    x = 10,557,982,017,331.26/4,860,002.20
  6. Step 6: Final answer
    x = 2,172,423.30

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Double scale
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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.