Home / 1,088,604.86-1,631,828.69-511,194.51

Finding the Fourth Proportional to 1,088,604.86, 1,631,828.69 and 511,194.51

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Solution

The fourth proportional to 1,088,604.86, 1,631,828.69 and 511,194.51 is: 766,285.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088,604.86 : 1,631,828.69 = 511,194.51 : x
  2. Step 2: Convert to fraction form
    1,088,604.86/1,631,828.69 = 511,194.51/x
  3. Step 3: Cross multiply
    1,088,604.86x = 1,631,828.69 × 511,194.51
  4. Step 4: Simplify right side
    1,088,604.86x = 834,181,868,866.48
  5. Step 5: Solve for x
    x = 834,181,868,866.48/1,088,604.86
  6. Step 6: Final answer
    x = 766,285.27

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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.