Home / 1,117,949.88-1,542,719.34-608,650.68

Finding the Fourth Proportional to 1,117,949.88, 1,542,719.34 and 608,650.68

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Solution

The fourth proportional to 1,117,949.88, 1,542,719.34 and 608,650.68 is: 839,909.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,117,949.88 : 1,542,719.34 = 608,650.68 : x
  2. Step 2: Convert to fraction form
    1,117,949.88/1,542,719.34 = 608,650.68/x
  3. Step 3: Cross multiply
    1,117,949.88x = 1,542,719.34 × 608,650.68
  4. Step 4: Simplify right side
    1,117,949.88x = 938,977,175,340.15
  5. Step 5: Solve for x
    x = 938,977,175,340.15/1,117,949.88
  6. Step 6: Final answer
    x = 839,909.90

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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.