Home / 1,198,532.16-1,653,963.12-654,667.68

Finding the Fourth Proportional to 1,198,532.16, 1,653,963.12 and 654,667.68

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Solution

The fourth proportional to 1,198,532.16, 1,653,963.12 and 654,667.68 is: 903,435.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,198,532.16 : 1,653,963.12 = 654,667.68 : x
  2. Step 2: Convert to fraction form
    1,198,532.16/1,653,963.12 = 654,667.68/x
  3. Step 3: Cross multiply
    1,198,532.16x = 1,653,963.12 × 654,667.68
  4. Step 4: Simplify right side
    1,198,532.16x = 1,082,796,198,575.96
  5. Step 5: Solve for x
    x = 1,082,796,198,575.96/1,198,532.16
  6. Step 6: Final answer
    x = 903,435.25

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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.