Home / 3,057,736.21-4,219,678.67-1,681,103.35

Finding the Fourth Proportional to 3,057,736.21, 4,219,678.67 and 1,681,103.35

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Solution

The fourth proportional to 3,057,736.21, 4,219,678.67 and 1,681,103.35 is: 2,319,924.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,057,736.21 : 4,219,678.67 = 1,681,103.35 : x
  2. Step 2: Convert to fraction form
    3,057,736.21/4,219,678.67 = 1,681,103.35/x
  3. Step 3: Cross multiply
    3,057,736.21x = 4,219,678.67 × 1,681,103.35
  4. Step 4: Simplify right side
    3,057,736.21x = 7,093,715,948,060.55
  5. Step 5: Solve for x
    x = 7,093,715,948,060.55/3,057,736.21
  6. Step 6: Final answer
    x = 2,319,924.11

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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.