Home / 2,108,446.07-3,162,669.12-511,009.16

Finding the Fourth Proportional to 2,108,446.07, 3,162,669.12 and 511,009.16

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Solution

The fourth proportional to 2,108,446.07, 3,162,669.12 and 511,009.16 is: 766,513.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,108,446.07 : 3,162,669.12 = 511,009.16 : x
  2. Step 2: Convert to fraction form
    2,108,446.07/3,162,669.12 = 511,009.16/x
  3. Step 3: Cross multiply
    2,108,446.07x = 3,162,669.12 × 511,009.16
  4. Step 4: Simplify right side
    2,108,446.07x = 1,616,152,890,369.14
  5. Step 5: Solve for x
    x = 1,616,152,890,369.14/2,108,446.07
  6. Step 6: Final answer
    x = 766,513.74

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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.