Home / 1,261,917.23-1,892,892.24-363,373.70

Finding the Fourth Proportional to 1,261,917.23, 1,892,892.24 and 363,373.70

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Solution

The fourth proportional to 1,261,917.23, 1,892,892.24 and 363,373.70 is: 545,065.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,261,917.23 : 1,892,892.24 = 363,373.70 : x
  2. Step 2: Convert to fraction form
    1,261,917.23/1,892,892.24 = 363,373.70/x
  3. Step 3: Cross multiply
    1,261,917.23x = 1,892,892.24 × 363,373.70
  4. Step 4: Simplify right side
    1,261,917.23x = 687,827,247,485.63
  5. Step 5: Solve for x
    x = 687,827,247,485.63/1,261,917.23
  6. Step 6: Final answer
    x = 545,065.27

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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.