Home / 5,910,000.90-8,865,002.96-1,422,276.90

Finding the Fourth Proportional to 5,910,000.90, 8,865,002.96 and 1,422,276.90

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Solution

The fourth proportional to 5,910,000.90, 8,865,002.96 and 1,422,276.90 is: 2,133,415.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,910,000.90 : 8,865,002.96 = 1,422,276.90 : x
  2. Step 2: Convert to fraction form
    5,910,000.90/8,865,002.96 = 1,422,276.90/x
  3. Step 3: Cross multiply
    5,910,000.90x = 8,865,002.96 × 1,422,276.90
  4. Step 4: Simplify right side
    5,910,000.90x = 12,608,488,928,439.62
  5. Step 5: Solve for x
    x = 12,608,488,928,439.62/5,910,000.90
  6. Step 6: Final answer
    x = 2,133,415.74

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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.