Home / 1,432,994.16-2,146,223.40-685,568.88

Finding the Fourth Proportional to 1,432,994.16, 2,146,223.40 and 685,568.88

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Solution

The fourth proportional to 1,432,994.16, 2,146,223.40 and 685,568.88 is: 1,026,789.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,432,994.16 : 2,146,223.40 = 685,568.88 : x
  2. Step 2: Convert to fraction form
    1,432,994.16/2,146,223.40 = 685,568.88/x
  3. Step 3: Cross multiply
    1,432,994.16x = 2,146,223.40 × 685,568.88
  4. Step 4: Simplify right side
    1,432,994.16x = 1,471,383,972,567.79
  5. Step 5: Solve for x
    x = 1,471,383,972,567.79/1,432,994.16
  6. Step 6: Final answer
    x = 1,026,789.93

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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.