Home / 1,016,902.09-1,403,277.83-558,005.09

Finding the Fourth Proportional to 1,016,902.09, 1,403,277.83 and 558,005.09

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Solution

The fourth proportional to 1,016,902.09, 1,403,277.83 and 558,005.09 is: 770,021.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,016,902.09 : 1,403,277.83 = 558,005.09 : x
  2. Step 2: Convert to fraction form
    1,016,902.09/1,403,277.83 = 558,005.09/x
  3. Step 3: Cross multiply
    1,016,902.09x = 1,403,277.83 × 558,005.09
  4. Step 4: Simplify right side
    1,016,902.09x = 783,036,171,824.16
  5. Step 5: Solve for x
    x = 783,036,171,824.16/1,016,902.09
  6. Step 6: Final answer
    x = 770,021.21

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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.