Home / 2,970,000.20-4,455,000.30-1,773,273.80

Finding the Fourth Proportional to 2,970,000.20, 4,455,000.30 and 1,773,273.80

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Solution

The fourth proportional to 2,970,000.20, 4,455,000.30 and 1,773,273.80 is: 2,659,910.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,970,000.20 : 4,455,000.30 = 1,773,273.80 : x
  2. Step 2: Convert to fraction form
    2,970,000.20/4,455,000.30 = 1,773,273.80/x
  3. Step 3: Cross multiply
    2,970,000.20x = 4,455,000.30 × 1,773,273.80
  4. Step 4: Simplify right side
    2,970,000.20x = 7,899,935,310,982.14
  5. Step 5: Solve for x
    x = 7,899,935,310,982.14/2,970,000.20
  6. Step 6: Final answer
    x = 2,659,910.70

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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.