Home / 2,221,400.70-3,331,440.63-941,989.32

Finding the Fourth Proportional to 2,221,400.70, 3,331,440.63 and 941,989.32

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Solution

The fourth proportional to 2,221,400.70, 3,331,440.63 and 941,989.32 is: 1,412,703.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,221,400.70 : 3,331,440.63 = 941,989.32 : x
  2. Step 2: Convert to fraction form
    2,221,400.70/3,331,440.63 = 941,989.32/x
  3. Step 3: Cross multiply
    2,221,400.70x = 3,331,440.63 × 941,989.32
  4. Step 4: Simplify right side
    2,221,400.70x = 3,138,181,493,674.07
  5. Step 5: Solve for x
    x = 3,138,181,493,674.07/2,221,400.70
  6. Step 6: Final answer
    x = 1,412,703.93

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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.