Home / 1,738,709.82-2,607,784.74-476,242.20

Finding the Fourth Proportional to 1,738,709.82, 2,607,784.74 and 476,242.20

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Solution

The fourth proportional to 1,738,709.82, 2,607,784.74 and 476,242.20 is: 714,286.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,738,709.82 : 2,607,784.74 = 476,242.20 : x
  2. Step 2: Convert to fraction form
    1,738,709.82/2,607,784.74 = 476,242.20/x
  3. Step 3: Cross multiply
    1,738,709.82x = 2,607,784.74 × 476,242.20
  4. Step 4: Simplify right side
    1,738,709.82x = 1,241,937,141,704.03
  5. Step 5: Solve for x
    x = 1,241,937,141,704.03/1,738,709.82
  6. Step 6: Final answer
    x = 714,286.61

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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.