Home / 1,198,233.81-1,653,575.82-654,385.60

Finding the Fourth Proportional to 1,198,233.81, 1,653,575.82 and 654,385.60

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Solution

The fourth proportional to 1,198,233.81, 1,653,575.82 and 654,385.60 is: 903,059.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,198,233.81 : 1,653,575.82 = 654,385.60 : x
  2. Step 2: Convert to fraction form
    1,198,233.81/1,653,575.82 = 654,385.60/x
  3. Step 3: Cross multiply
    1,198,233.81x = 1,653,575.82 × 654,385.60
  4. Step 4: Simplify right side
    1,198,233.81x = 1,082,076,205,116.19
  5. Step 5: Solve for x
    x = 1,082,076,205,116.19/1,198,233.81
  6. Step 6: Final answer
    x = 903,059.32

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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.