Home / 3,108,757.86-4,663,765.50-1,311,645.24

Finding the Fourth Proportional to 3,108,757.86, 4,663,765.50 and 1,311,645.24

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Solution

The fourth proportional to 3,108,757.86, 4,663,765.50 and 1,311,645.24 is: 1,967,733.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,108,757.86 : 4,663,765.50 = 1,311,645.24 : x
  2. Step 2: Convert to fraction form
    3,108,757.86/4,663,765.50 = 1,311,645.24/x
  3. Step 3: Cross multiply
    3,108,757.86x = 4,663,765.50 × 1,311,645.24
  4. Step 4: Simplify right side
    3,108,757.86x = 6,117,205,818,551.22
  5. Step 5: Solve for x
    x = 6,117,205,818,551.22/3,108,757.86
  6. Step 6: Final answer
    x = 1,967,733.12

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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.