Home / 1,198,303.50-1,653,650.41-654,439.42

Finding the Fourth Proportional to 1,198,303.50, 1,653,650.41 and 654,439.42

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Solution

The fourth proportional to 1,198,303.50, 1,653,650.41 and 654,439.42 is: 903,121.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,198,303.50 : 1,653,650.41 = 654,439.42 : x
  2. Step 2: Convert to fraction form
    1,198,303.50/1,653,650.41 = 654,439.42/x
  3. Step 3: Cross multiply
    1,198,303.50x = 1,653,650.41 × 654,439.42
  4. Step 4: Simplify right side
    1,198,303.50x = 1,082,214,015,203.16
  5. Step 5: Solve for x
    x = 1,082,214,015,203.16/1,198,303.50
  6. Step 6: Final answer
    x = 903,121.80

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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.