Home / 1,567,174.20-2,351,538.90-620,575.80

Finding the Fourth Proportional to 1,567,174.20, 2,351,538.90 and 620,575.80

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Solution

The fourth proportional to 1,567,174.20, 2,351,538.90 and 620,575.80 is: 931,171.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,567,174.20 : 2,351,538.90 = 620,575.80 : x
  2. Step 2: Convert to fraction form
    1,567,174.20/2,351,538.90 = 620,575.80/x
  3. Step 3: Cross multiply
    1,567,174.20x = 2,351,538.90 × 620,575.80
  4. Step 4: Simplify right side
    1,567,174.20x = 1,459,308,134,098.62
  5. Step 5: Solve for x
    x = 1,459,308,134,098.62/1,567,174.20
  6. Step 6: Final answer
    x = 931,171.62

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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.