Home / 1,115,553-1,679,399.31-1,016,350.68

Finding the Fourth Proportional to 1,115,553, 1,679,399.31 and 1,016,350.68

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Solution

The fourth proportional to 1,115,553, 1,679,399.31 and 1,016,350.68 is: 1,530,056.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,115,553 : 1,679,399.31 = 1,016,350.68 : x
  2. Step 2: Convert to fraction form
    1,115,553/1,679,399.31 = 1,016,350.68/x
  3. Step 3: Cross multiply
    1,115,553x = 1,679,399.31 × 1,016,350.68
  4. Step 4: Simplify right side
    1,115,553x = 1,706,858,630,710.03
  5. Step 5: Solve for x
    x = 1,706,858,630,710.03/1,115,553
  6. Step 6: Final answer
    x = 1,530,056.06

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.