Home / 3,388,429.08-4,676,032.15-1,860,536.21

Finding the Fourth Proportional to 3,388,429.08, 4,676,032.15 and 1,860,536.21

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Solution

The fourth proportional to 3,388,429.08, 4,676,032.15 and 1,860,536.21 is: 2,567,539.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,388,429.08 : 4,676,032.15 = 1,860,536.21 : x
  2. Step 2: Convert to fraction form
    3,388,429.08/4,676,032.15 = 1,860,536.21/x
  3. Step 3: Cross multiply
    3,388,429.08x = 4,676,032.15 × 1,860,536.21
  4. Step 4: Simplify right side
    3,388,429.08x = 8,699,927,134,199.15
  5. Step 5: Solve for x
    x = 8,699,927,134,199.15/3,388,429.08
  6. Step 6: Final answer
    x = 2,567,539.98

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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.