Home / 1,021,852.62-1,532,964.87-347,899.41

Finding the Fourth Proportional to 1,021,852.62, 1,532,964.87 and 347,899.41

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Solution

The fourth proportional to 1,021,852.62, 1,532,964.87 and 347,899.41 is: 521,912.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,021,852.62 : 1,532,964.87 = 347,899.41 : x
  2. Step 2: Convert to fraction form
    1,021,852.62/1,532,964.87 = 347,899.41/x
  3. Step 3: Cross multiply
    1,021,852.62x = 1,532,964.87 × 347,899.41
  4. Step 4: Simplify right side
    1,021,852.62x = 533,317,573,823.73
  5. Step 5: Solve for x
    x = 533,317,573,823.73/1,021,852.62
  6. Step 6: Final answer
    x = 521,912.42

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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.