Home / 3,388,428.45-4,676,031.29-1,860,535.58

Finding the Fourth Proportional to 3,388,428.45, 4,676,031.29 and 1,860,535.58

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Solution

The fourth proportional to 3,388,428.45, 4,676,031.29 and 1,860,535.58 is: 2,567,539.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,388,428.45 : 4,676,031.29 = 1,860,535.58 : x
  2. Step 2: Convert to fraction form
    3,388,428.45/4,676,031.29 = 1,860,535.58/x
  3. Step 3: Cross multiply
    3,388,428.45x = 4,676,031.29 × 1,860,535.58
  4. Step 4: Simplify right side
    3,388,428.45x = 8,699,922,588,238.30
  5. Step 5: Solve for x
    x = 8,699,922,588,238.30/3,388,428.45
  6. Step 6: Final answer
    x = 2,567,539.12

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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.