Home / 1,190,254.25-1,785,142.68-582,780.84

Finding the Fourth Proportional to 1,190,254.25, 1,785,142.68 and 582,780.84

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Solution

The fourth proportional to 1,190,254.25, 1,785,142.68 and 582,780.84 is: 874,054.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,190,254.25 : 1,785,142.68 = 582,780.84 : x
  2. Step 2: Convert to fraction form
    1,190,254.25/1,785,142.68 = 582,780.84/x
  3. Step 3: Cross multiply
    1,190,254.25x = 1,785,142.68 × 582,780.84
  4. Step 4: Simplify right side
    1,190,254.25x = 1,040,346,941,690.54
  5. Step 5: Solve for x
    x = 1,040,346,941,690.54/1,190,254.25
  6. Step 6: Final answer
    x = 874,054.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.