Home / 2,108,444.63-3,162,666.97-511,007.72

Finding the Fourth Proportional to 2,108,444.63, 3,162,666.97 and 511,007.72

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Solution

The fourth proportional to 2,108,444.63, 3,162,666.97 and 511,007.72 is: 766,511.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,108,444.63 : 3,162,666.97 = 511,007.72 : x
  2. Step 2: Convert to fraction form
    2,108,444.63/3,162,666.97 = 511,007.72/x
  3. Step 3: Cross multiply
    2,108,444.63x = 3,162,666.97 × 511,007.72
  4. Step 4: Simplify right side
    2,108,444.63x = 1,616,147,219,410.02
  5. Step 5: Solve for x
    x = 1,616,147,219,410.02/2,108,444.63
  6. Step 6: Final answer
    x = 766,511.58

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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.