Home / 4,860,781.60-7,285,340.40-2,019,431.20

Finding the Fourth Proportional to 4,860,781.60, 7,285,340.40 and 2,019,431.20

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Solution

The fourth proportional to 4,860,781.60, 7,285,340.40 and 2,019,431.20 is: 3,026,723.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,860,781.60 : 7,285,340.40 = 2,019,431.20 : x
  2. Step 2: Convert to fraction form
    4,860,781.60/7,285,340.40 = 2,019,431.20/x
  3. Step 3: Cross multiply
    4,860,781.60x = 7,285,340.40 × 2,019,431.20
  4. Step 4: Simplify right side
    4,860,781.60x = 14,712,243,706,380.48
  5. Step 5: Solve for x
    x = 14,712,243,706,380.48/4,860,781.60
  6. Step 6: Final answer
    x = 3,026,723.87

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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.