Home / 1,135,178.36-1,564,918.44-893,040.38

Finding the Fourth Proportional to 1,135,178.36, 1,564,918.44 and 893,040.38

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Solution

The fourth proportional to 1,135,178.36, 1,564,918.44 and 893,040.38 is: 1,231,115.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,135,178.36 : 1,564,918.44 = 893,040.38 : x
  2. Step 2: Convert to fraction form
    1,135,178.36/1,564,918.44 = 893,040.38/x
  3. Step 3: Cross multiply
    1,135,178.36x = 1,564,918.44 × 893,040.38
  4. Step 4: Simplify right side
    1,135,178.36x = 1,397,535,358,326.61
  5. Step 5: Solve for x
    x = 1,397,535,358,326.61/1,135,178.36
  6. Step 6: Final answer
    x = 1,231,115.22

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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.