Home / 3,388,431.08-4,676,034.91-1,860,538.21

Finding the Fourth Proportional to 3,388,431.08, 4,676,034.91 and 1,860,538.21

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Solution

The fourth proportional to 3,388,431.08, 4,676,034.91 and 1,860,538.21 is: 2,567,542.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,388,431.08 : 4,676,034.91 = 1,860,538.21 : x
  2. Step 2: Convert to fraction form
    3,388,431.08/4,676,034.91 = 1,860,538.21/x
  3. Step 3: Cross multiply
    3,388,431.08x = 4,676,034.91 × 1,860,538.21
  4. Step 4: Simplify right side
    3,388,431.08x = 8,699,941,621,348.91
  5. Step 5: Solve for x
    x = 8,699,941,621,348.91/3,388,431.08
  6. Step 6: Final answer
    x = 2,567,542.74

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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.