Home / 1,374,065.38-1,896,220.77-753,866.51

Finding the Fourth Proportional to 1,374,065.38, 1,896,220.77 and 753,866.51

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Solution

The fourth proportional to 1,374,065.38, 1,896,220.77 and 753,866.51 is: 1,040,341.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,374,065.38 : 1,896,220.77 = 753,866.51 : x
  2. Step 2: Convert to fraction form
    1,374,065.38/1,896,220.77 = 753,866.51/x
  3. Step 3: Cross multiply
    1,374,065.38x = 1,896,220.77 × 753,866.51
  4. Step 4: Simplify right side
    1,374,065.38x = 1,429,497,321,761.31
  5. Step 5: Solve for x
    x = 1,429,497,321,761.31/1,374,065.38
  6. Step 6: Final answer
    x = 1,040,341.56

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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.