Home / 1,609,193.60-2,415,151.20-663,243.20

Finding the Fourth Proportional to 1,609,193.60, 2,415,151.20 and 663,243.20

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Solution

The fourth proportional to 1,609,193.60, 2,415,151.20 and 663,243.20 is: 995,425.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,609,193.60 : 2,415,151.20 = 663,243.20 : x
  2. Step 2: Convert to fraction form
    1,609,193.60/2,415,151.20 = 663,243.20/x
  3. Step 3: Cross multiply
    1,609,193.60x = 2,415,151.20 × 663,243.20
  4. Step 4: Simplify right side
    1,609,193.60x = 1,601,832,610,371.84
  5. Step 5: Solve for x
    x = 1,601,832,610,371.84/1,609,193.60
  6. Step 6: Final answer
    x = 995,425.67

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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.