Home / 1,646,636.23-2,469,608.75-464,407.75

Finding the Fourth Proportional to 1,646,636.23, 2,469,608.75 and 464,407.75

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Solution

The fourth proportional to 1,646,636.23, 2,469,608.75 and 464,407.75 is: 696,514.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,646,636.23 : 2,469,608.75 = 464,407.75 : x
  2. Step 2: Convert to fraction form
    1,646,636.23/2,469,608.75 = 464,407.75/x
  3. Step 3: Cross multiply
    1,646,636.23x = 2,469,608.75 × 464,407.75
  4. Step 4: Simplify right side
    1,646,636.23x = 1,146,905,440,645.77
  5. Step 5: Solve for x
    x = 1,146,905,440,645.77/1,646,636.23
  6. Step 6: Final answer
    x = 696,514.15

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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.