Home / 1,241,196.75-1,861,795.23-399,748.50

Finding the Fourth Proportional to 1,241,196.75, 1,861,795.23 and 399,748.50

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Solution

The fourth proportional to 1,241,196.75, 1,861,795.23 and 399,748.50 is: 599,622.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,241,196.75 : 1,861,795.23 = 399,748.50 : x
  2. Step 2: Convert to fraction form
    1,241,196.75/1,861,795.23 = 399,748.50/x
  3. Step 3: Cross multiply
    1,241,196.75x = 1,861,795.23 × 399,748.50
  4. Step 4: Simplify right side
    1,241,196.75x = 744,249,849,000.60
  5. Step 5: Solve for x
    x = 744,249,849,000.60/1,241,196.75
  6. Step 6: Final answer
    x = 599,622.78

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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.