Home / 1,538,889.75-2,308,367.43-528,007.32

Finding the Fourth Proportional to 1,538,889.75, 2,308,367.43 and 528,007.32

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Solution

The fourth proportional to 1,538,889.75, 2,308,367.43 and 528,007.32 is: 792,022.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,538,889.75 : 2,308,367.43 = 528,007.32 : x
  2. Step 2: Convert to fraction form
    1,538,889.75/2,308,367.43 = 528,007.32/x
  3. Step 3: Cross multiply
    1,538,889.75x = 2,308,367.43 × 528,007.32
  4. Step 4: Simplify right side
    1,538,889.75x = 1,218,834,900,289.59
  5. Step 5: Solve for x
    x = 1,218,834,900,289.59/1,538,889.75
  6. Step 6: Final answer
    x = 792,022.24

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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.