Home / 1,029,111.01-1,420,171.79-570,255.29

Finding the Fourth Proportional to 1,029,111.01, 1,420,171.79 and 570,255.29

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Solution

The fourth proportional to 1,029,111.01, 1,420,171.79 and 570,255.29 is: 786,951.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,029,111.01 : 1,420,171.79 = 570,255.29 : x
  2. Step 2: Convert to fraction form
    1,029,111.01/1,420,171.79 = 570,255.29/x
  3. Step 3: Cross multiply
    1,029,111.01x = 1,420,171.79 × 570,255.29
  4. Step 4: Simplify right side
    1,029,111.01x = 809,860,474,537.46
  5. Step 5: Solve for x
    x = 809,860,474,537.46/1,029,111.01
  6. Step 6: Final answer
    x = 786,951.52

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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.