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Finding the Fourth Proportional to 3,429,758.64, 4,733,255.88 and 1,901,832.96

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Solution

The fourth proportional to 3,429,758.64, 4,733,255.88 and 1,901,832.96 is: 2,624,634.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,429,758.64 : 4,733,255.88 = 1,901,832.96 : x
  2. Step 2: Convert to fraction form
    3,429,758.64/4,733,255.88 = 1,901,832.96/x
  3. Step 3: Cross multiply
    3,429,758.64x = 4,733,255.88 × 1,901,832.96
  4. Step 4: Simplify right side
    3,429,758.64x = 9,001,862,040,697.81
  5. Step 5: Solve for x
    x = 9,001,862,040,697.81/3,429,758.64
  6. Step 6: Final answer
    x = 2,624,634.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.