Home / 3,531,907.89-5,298,651.57-1,288,045.89

Finding the Fourth Proportional to 3,531,907.89, 5,298,651.57 and 1,288,045.89

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Solution

The fourth proportional to 3,531,907.89, 5,298,651.57 and 1,288,045.89 is: 1,932,356.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,531,907.89 : 5,298,651.57 = 1,288,045.89 : x
  2. Step 2: Convert to fraction form
    3,531,907.89/5,298,651.57 = 1,288,045.89/x
  3. Step 3: Cross multiply
    3,531,907.89x = 5,298,651.57 × 1,288,045.89
  4. Step 4: Simplify right side
    3,531,907.89x = 6,824,906,377,280.55
  5. Step 5: Solve for x
    x = 6,824,906,377,280.55/3,531,907.89
  6. Step 6: Final answer
    x = 1,932,356.84

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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.