Home / 1,113,184.92-1,536,195.60-629,739.84

Finding the Fourth Proportional to 1,113,184.92, 1,536,195.60 and 629,739.84

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Solution

The fourth proportional to 1,113,184.92, 1,536,195.60 and 629,739.84 is: 869,041.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,113,184.92 : 1,536,195.60 = 629,739.84 : x
  2. Step 2: Convert to fraction form
    1,113,184.92/1,536,195.60 = 629,739.84/x
  3. Step 3: Cross multiply
    1,113,184.92x = 1,536,195.60 × 629,739.84
  4. Step 4: Simplify right side
    1,113,184.92x = 967,403,571,352.70
  5. Step 5: Solve for x
    x = 967,403,571,352.70/1,113,184.92
  6. Step 6: Final answer
    x = 869,041.21

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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.