Home / 3,138,600.45-4,707,900.68-1,037,352.45

Finding the Fourth Proportional to 3,138,600.45, 4,707,900.68 and 1,037,352.45

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Solution

The fourth proportional to 3,138,600.45, 4,707,900.68 and 1,037,352.45 is: 1,556,028.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,138,600.45 : 4,707,900.68 = 1,037,352.45 : x
  2. Step 2: Convert to fraction form
    3,138,600.45/4,707,900.68 = 1,037,352.45/x
  3. Step 3: Cross multiply
    3,138,600.45x = 4,707,900.68 × 1,037,352.45
  4. Step 4: Simplify right side
    3,138,600.45x = 4,883,752,299,567.90
  5. Step 5: Solve for x
    x = 4,883,752,299,567.90/3,138,600.45
  6. Step 6: Final answer
    x = 1,556,028.68

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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.