Home / 1,210,922.20-1,815,605.70-501,232.60

Finding the Fourth Proportional to 1,210,922.20, 1,815,605.70 and 501,232.60

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Solution

The fourth proportional to 1,210,922.20, 1,815,605.70 and 501,232.60 is: 751,527.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,210,922.20 : 1,815,605.70 = 501,232.60 : x
  2. Step 2: Convert to fraction form
    1,210,922.20/1,815,605.70 = 501,232.60/x
  3. Step 3: Cross multiply
    1,210,922.20x = 1,815,605.70 × 501,232.60
  4. Step 4: Simplify right side
    1,210,922.20x = 910,040,765,585.82
  5. Step 5: Solve for x
    x = 910,040,765,585.82/1,210,922.20
  6. Step 6: Final answer
    x = 751,527.03

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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.