Home / 1,236,821.10-1,855,231.65-606,965.10

Finding the Fourth Proportional to 1,236,821.10, 1,855,231.65 and 606,965.10

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Solution

The fourth proportional to 1,236,821.10, 1,855,231.65 and 606,965.10 is: 910,447.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,236,821.10 : 1,855,231.65 = 606,965.10 : x
  2. Step 2: Convert to fraction form
    1,236,821.10/1,855,231.65 = 606,965.10/x
  3. Step 3: Cross multiply
    1,236,821.10x = 1,855,231.65 × 606,965.10
  4. Step 4: Simplify right side
    1,236,821.10x = 1,126,060,863,965.41
  5. Step 5: Solve for x
    x = 1,126,060,863,965.41/1,236,821.10
  6. Step 6: Final answer
    x = 910,447.65

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Double scale
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Similar ratio
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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.