Home / 3,673,671.78-5,070,489.69-2,042,650.92

Finding the Fourth Proportional to 3,673,671.78, 5,070,489.69 and 2,042,650.92

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Solution

The fourth proportional to 3,673,671.78, 5,070,489.69 and 2,042,650.92 is: 2,819,315.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,673,671.78 : 5,070,489.69 = 2,042,650.92 : x
  2. Step 2: Convert to fraction form
    3,673,671.78/5,070,489.69 = 2,042,650.92/x
  3. Step 3: Cross multiply
    3,673,671.78x = 5,070,489.69 × 2,042,650.92
  4. Step 4: Simplify right side
    3,673,671.78x = 10,357,240,430,129.02
  5. Step 5: Solve for x
    x = 10,357,240,430,129.02/3,673,671.78
  6. Step 6: Final answer
    x = 2,819,315.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.