Home / 2,885,442.60-4,328,163.90-2,762,581.80

Finding the Fourth Proportional to 2,885,442.60, 4,328,163.90 and 2,762,581.80

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Solution

The fourth proportional to 2,885,442.60, 4,328,163.90 and 2,762,581.80 is: 4,143,872.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,885,442.60 : 4,328,163.90 = 2,762,581.80 : x
  2. Step 2: Convert to fraction form
    2,885,442.60/4,328,163.90 = 2,762,581.80/x
  3. Step 3: Cross multiply
    2,885,442.60x = 4,328,163.90 × 2,762,581.80
  4. Step 4: Simplify right side
    2,885,442.60x = 11,956,906,817,557.02
  5. Step 5: Solve for x
    x = 11,956,906,817,557.02/2,885,442.60
  6. Step 6: Final answer
    x = 4,143,872.70

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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.