Home / 1,017,388.18-1,526,066.74-343,942.56

Finding the Fourth Proportional to 1,017,388.18, 1,526,066.74 and 343,942.56

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Solution

The fourth proportional to 1,017,388.18, 1,526,066.74 and 343,942.56 is: 515,908.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,017,388.18 : 1,526,066.74 = 343,942.56 : x
  2. Step 2: Convert to fraction form
    1,017,388.18/1,526,066.74 = 343,942.56/x
  3. Step 3: Cross multiply
    1,017,388.18x = 1,526,066.74 × 343,942.56
  4. Step 4: Simplify right side
    1,017,388.18x = 524,879,301,286.45
  5. Step 5: Solve for x
    x = 524,879,301,286.45/1,017,388.18
  6. Step 6: Final answer
    x = 515,908.59

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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.