Home / 1,005,805.33-1,387,671.67-570,175.97

Finding the Fourth Proportional to 1,005,805.33, 1,387,671.67 and 570,175.97

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Solution

The fourth proportional to 1,005,805.33, 1,387,671.67 and 570,175.97 is: 786,650.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,805.33 : 1,387,671.67 = 570,175.97 : x
  2. Step 2: Convert to fraction form
    1,005,805.33/1,387,671.67 = 570,175.97/x
  3. Step 3: Cross multiply
    1,005,805.33x = 1,387,671.67 × 570,175.97
  4. Step 4: Simplify right side
    1,005,805.33x = 791,217,040,483.77
  5. Step 5: Solve for x
    x = 791,217,040,483.77/1,005,805.33
  6. Step 6: Final answer
    x = 786,650.28

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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.