Home / 1,407,007.54-1,940,957.22-889,890.51

Finding the Fourth Proportional to 1,407,007.54, 1,940,957.22 and 889,890.51

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Solution

The fourth proportional to 1,407,007.54, 1,940,957.22 and 889,890.51 is: 1,227,597.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,407,007.54 : 1,940,957.22 = 889,890.51 : x
  2. Step 2: Convert to fraction form
    1,407,007.54/1,940,957.22 = 889,890.51/x
  3. Step 3: Cross multiply
    1,407,007.54x = 1,940,957.22 × 889,890.51
  4. Step 4: Simplify right side
    1,407,007.54x = 1,727,239,410,393.98
  5. Step 5: Solve for x
    x = 1,727,239,410,393.98/1,407,007.54
  6. Step 6: Final answer
    x = 1,227,597.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.