Home / 2,108,444.57-3,162,666.87-511,007.66

Finding the Fourth Proportional to 2,108,444.57, 3,162,666.87 and 511,007.66

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Solution

The fourth proportional to 2,108,444.57, 3,162,666.87 and 511,007.66 is: 766,511.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,108,444.57 : 3,162,666.87 = 511,007.66 : x
  2. Step 2: Convert to fraction form
    2,108,444.57/3,162,666.87 = 511,007.66/x
  3. Step 3: Cross multiply
    2,108,444.57x = 3,162,666.87 × 511,007.66
  4. Step 4: Simplify right side
    2,108,444.57x = 1,616,146,980,784.89
  5. Step 5: Solve for x
    x = 1,616,146,980,784.89/2,108,444.57
  6. Step 6: Final answer
    x = 766,511.49

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Double scale
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Similar ratio
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1.5x scale

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.