Home / 1,069,190.37-1,475,470.40-579,150.54

Finding the Fourth Proportional to 1,069,190.37, 1,475,470.40 and 579,150.54

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Solution

The fourth proportional to 1,069,190.37, 1,475,470.40 and 579,150.54 is: 799,221.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,190.37 : 1,475,470.40 = 579,150.54 : x
  2. Step 2: Convert to fraction form
    1,069,190.37/1,475,470.40 = 579,150.54/x
  3. Step 3: Cross multiply
    1,069,190.37x = 1,475,470.40 × 579,150.54
  4. Step 4: Simplify right side
    1,069,190.37x = 854,519,476,018.26
  5. Step 5: Solve for x
    x = 854,519,476,018.26/1,069,190.37
  6. Step 6: Final answer
    x = 799,221.07

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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.