Home / 1,210,610.88-1,670,578.43-694,337.94

Finding the Fourth Proportional to 1,210,610.88, 1,670,578.43 and 694,337.94

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Solution

The fourth proportional to 1,210,610.88, 1,670,578.43 and 694,337.94 is: 958,149.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,210,610.88 : 1,670,578.43 = 694,337.94 : x
  2. Step 2: Convert to fraction form
    1,210,610.88/1,670,578.43 = 694,337.94/x
  3. Step 3: Cross multiply
    1,210,610.88x = 1,670,578.43 × 694,337.94
  4. Step 4: Simplify right side
    1,210,610.88x = 1,159,945,982,222.94
  5. Step 5: Solve for x
    x = 1,159,945,982,222.94/1,210,610.88
  6. Step 6: Final answer
    x = 958,149.31

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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.