Home / 1,198,368.72-1,653,761.34-654,520.14

Finding the Fourth Proportional to 1,198,368.72, 1,653,761.34 and 654,520.14

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Solution

The fourth proportional to 1,198,368.72, 1,653,761.34 and 654,520.14 is: 903,244.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,198,368.72 : 1,653,761.34 = 654,520.14 : x
  2. Step 2: Convert to fraction form
    1,198,368.72/1,653,761.34 = 654,520.14/x
  3. Step 3: Cross multiply
    1,198,368.72x = 1,653,761.34 × 654,520.14
  4. Step 4: Simplify right side
    1,198,368.72x = 1,082,420,103,783.39
  5. Step 5: Solve for x
    x = 1,082,420,103,783.39/1,198,368.72
  6. Step 6: Final answer
    x = 903,244.62

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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.