Home / 2,885,425.60-4,328,138.40-2,762,564.80

Finding the Fourth Proportional to 2,885,425.60, 4,328,138.40 and 2,762,564.80

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Solution

The fourth proportional to 2,885,425.60, 4,328,138.40 and 2,762,564.80 is: 4,143,847.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,885,425.60 : 4,328,138.40 = 2,762,564.80 : x
  2. Step 2: Convert to fraction form
    2,885,425.60/4,328,138.40 = 2,762,564.80/x
  3. Step 3: Cross multiply
    2,885,425.60x = 4,328,138.40 × 2,762,564.80
  4. Step 4: Simplify right side
    2,885,425.60x = 11,956,762,793,368.32
  5. Step 5: Solve for x
    x = 11,956,762,793,368.32/2,885,425.60
  6. Step 6: Final answer
    x = 4,143,847.20

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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.