Home / 1,910,682.38-2,636,782.54-1,051,245.12

Finding the Fourth Proportional to 1,910,682.38, 2,636,782.54 and 1,051,245.12

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Solution

The fourth proportional to 1,910,682.38, 2,636,782.54 and 1,051,245.12 is: 1,450,740.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,910,682.38 : 2,636,782.54 = 1,051,245.12 : x
  2. Step 2: Convert to fraction form
    1,910,682.38/2,636,782.54 = 1,051,245.12/x
  3. Step 3: Cross multiply
    1,910,682.38x = 2,636,782.54 × 1,051,245.12
  4. Step 4: Simplify right side
    1,910,682.38x = 2,771,904,777,676.21
  5. Step 5: Solve for x
    x = 2,771,904,777,676.21/1,910,682.38
  6. Step 6: Final answer
    x = 1,450,740.74

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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.