Home / 1,010,662.80-1,515,994.20-886,246.80

Finding the Fourth Proportional to 1,010,662.80, 1,515,994.20 and 886,246.80

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Solution

The fourth proportional to 1,010,662.80, 1,515,994.20 and 886,246.80 is: 1,329,370.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,662.80 : 1,515,994.20 = 886,246.80 : x
  2. Step 2: Convert to fraction form
    1,010,662.80/1,515,994.20 = 886,246.80/x
  3. Step 3: Cross multiply
    1,010,662.80x = 1,515,994.20 × 886,246.80
  4. Step 4: Simplify right side
    1,010,662.80x = 1,343,545,008,568.56
  5. Step 5: Solve for x
    x = 1,343,545,008,568.56/1,010,662.80
  6. Step 6: Final answer
    x = 1,329,370.20

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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.