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Finding the Fourth Proportional to 1,594,571.54, 2,392,978.12 and 1,442,114.38

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Solution

The fourth proportional to 1,594,571.54, 2,392,978.12 and 1,442,114.38 is: 2,164,185.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,594,571.54 : 2,392,978.12 = 1,442,114.38 : x
  2. Step 2: Convert to fraction form
    1,594,571.54/2,392,978.12 = 1,442,114.38/x
  3. Step 3: Cross multiply
    1,594,571.54x = 2,392,978.12 × 1,442,114.38
  4. Step 4: Simplify right side
    1,594,571.54x = 3,450,948,157,877.37
  5. Step 5: Solve for x
    x = 3,450,948,157,877.37/1,594,571.54
  6. Step 6: Final answer
    x = 2,164,185.22

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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.