Home / 4,860,147.60-7,290,221.40-4,419,248.40

Finding the Fourth Proportional to 4,860,147.60, 7,290,221.40 and 4,419,248.40

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Solution

The fourth proportional to 4,860,147.60, 7,290,221.40 and 4,419,248.40 is: 6,628,872.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,860,147.60 : 7,290,221.40 = 4,419,248.40 : x
  2. Step 2: Convert to fraction form
    4,860,147.60/7,290,221.40 = 4,419,248.40/x
  3. Step 3: Cross multiply
    4,860,147.60x = 7,290,221.40 × 4,419,248.40
  4. Step 4: Simplify right side
    4,860,147.60x = 32,217,299,257,595.77
  5. Step 5: Solve for x
    x = 32,217,299,257,595.77/4,860,147.60
  6. Step 6: Final answer
    x = 6,628,872.60

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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.