Home / 1,334,657.80-2,002,095.96-388,027.36

Finding the Fourth Proportional to 1,334,657.80, 2,002,095.96 and 388,027.36

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Solution

The fourth proportional to 1,334,657.80, 2,002,095.96 and 388,027.36 is: 582,072.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,334,657.80 : 2,002,095.96 = 388,027.36 : x
  2. Step 2: Convert to fraction form
    1,334,657.80/2,002,095.96 = 388,027.36/x
  3. Step 3: Cross multiply
    1,334,657.80x = 2,002,095.96 × 388,027.36
  4. Step 4: Simplify right side
    1,334,657.80x = 776,868,009,825.47
  5. Step 5: Solve for x
    x = 776,868,009,825.47/1,334,657.80
  6. Step 6: Final answer
    x = 582,072.81

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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.