Home / 1,008,506.09-1,391,787.75-567,119.58

Finding the Fourth Proportional to 1,008,506.09, 1,391,787.75 and 567,119.58

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Solution

The fourth proportional to 1,008,506.09, 1,391,787.75 and 567,119.58 is: 782,652.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,506.09 : 1,391,787.75 = 567,119.58 : x
  2. Step 2: Convert to fraction form
    1,008,506.09/1,391,787.75 = 567,119.58/x
  3. Step 3: Cross multiply
    1,008,506.09x = 1,391,787.75 × 567,119.58
  4. Step 4: Simplify right side
    1,008,506.09x = 789,310,085,775.40
  5. Step 5: Solve for x
    x = 789,310,085,775.40/1,008,506.09
  6. Step 6: Final answer
    x = 782,652.77

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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.