Home / 4,677,861.78-7,017,383.16-1,644,514.65

Finding the Fourth Proportional to 4,677,861.78, 7,017,383.16 and 1,644,514.65

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Solution

The fourth proportional to 4,677,861.78, 7,017,383.16 and 1,644,514.65 is: 2,466,979.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,677,861.78 : 7,017,383.16 = 1,644,514.65 : x
  2. Step 2: Convert to fraction form
    4,677,861.78/7,017,383.16 = 1,644,514.65/x
  3. Step 3: Cross multiply
    4,677,861.78x = 7,017,383.16 × 1,644,514.65
  4. Step 4: Simplify right side
    4,677,861.78x = 11,540,189,411,283.29
  5. Step 5: Solve for x
    x = 11,540,189,411,283.29/4,677,861.78
  6. Step 6: Final answer
    x = 2,466,979.56

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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.