Home / 3,455,602.25-4,769,679.57-2,005,764.78

Finding the Fourth Proportional to 3,455,602.25, 4,769,679.57 and 2,005,764.78

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Solution

The fourth proportional to 3,455,602.25, 4,769,679.57 and 2,005,764.78 is: 2,768,505.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,455,602.25 : 4,769,679.57 = 2,005,764.78 : x
  2. Step 2: Convert to fraction form
    3,455,602.25/4,769,679.57 = 2,005,764.78/x
  3. Step 3: Cross multiply
    3,455,602.25x = 4,769,679.57 × 2,005,764.78
  4. Step 4: Simplify right side
    3,455,602.25x = 9,566,855,293,391.55
  5. Step 5: Solve for x
    x = 9,566,855,293,391.55/3,455,602.25
  6. Step 6: Final answer
    x = 2,768,505.93

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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.