Home / 1,211,243.03-1,671,553.25-695,091.36

Finding the Fourth Proportional to 1,211,243.03, 1,671,553.25 and 695,091.36

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Solution

The fourth proportional to 1,211,243.03, 1,671,553.25 and 695,091.36 is: 959,247.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,211,243.03 : 1,671,553.25 = 695,091.36 : x
  2. Step 2: Convert to fraction form
    1,211,243.03/1,671,553.25 = 695,091.36/x
  3. Step 3: Cross multiply
    1,211,243.03x = 1,671,553.25 × 695,091.36
  4. Step 4: Simplify right side
    1,211,243.03x = 1,161,882,221,854.92
  5. Step 5: Solve for x
    x = 1,161,882,221,854.92/1,211,243.03
  6. Step 6: Final answer
    x = 959,247.81

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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.