Home / 1,520,256.20-2,278,958.70-574,262.60

Finding the Fourth Proportional to 1,520,256.20, 2,278,958.70 and 574,262.60

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Solution

The fourth proportional to 1,520,256.20, 2,278,958.70 and 574,262.60 is: 860,855.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,520,256.20 : 2,278,958.70 = 574,262.60 : x
  2. Step 2: Convert to fraction form
    1,520,256.20/2,278,958.70 = 574,262.60/x
  3. Step 3: Cross multiply
    1,520,256.20x = 2,278,958.70 × 574,262.60
  4. Step 4: Simplify right side
    1,520,256.20x = 1,308,720,748,354.62
  5. Step 5: Solve for x
    x = 1,308,720,748,354.62/1,520,256.20
  6. Step 6: Final answer
    x = 860,855.39

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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.