Home / 1,320,327.74-1,980,499.82-467,213.67

Finding the Fourth Proportional to 1,320,327.74, 1,980,499.82 and 467,213.67

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Solution

The fourth proportional to 1,320,327.74, 1,980,499.82 and 467,213.67 is: 700,823.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,320,327.74 : 1,980,499.82 = 467,213.67 : x
  2. Step 2: Convert to fraction form
    1,320,327.74/1,980,499.82 = 467,213.67/x
  3. Step 3: Cross multiply
    1,320,327.74x = 1,980,499.82 × 467,213.67
  4. Step 4: Simplify right side
    1,320,327.74x = 925,316,587,000.47
  5. Step 5: Solve for x
    x = 925,316,587,000.47/1,320,327.74
  6. Step 6: Final answer
    x = 700,823.41

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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.