Home / 3,290,138.76-4,933,999.30-1,130,551.44

Finding the Fourth Proportional to 3,290,138.76, 4,933,999.30 and 1,130,551.44

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Solution

The fourth proportional to 3,290,138.76, 4,933,999.30 and 1,130,551.44 is: 1,695,411.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,290,138.76 : 4,933,999.30 = 1,130,551.44 : x
  2. Step 2: Convert to fraction form
    3,290,138.76/4,933,999.30 = 1,130,551.44/x
  3. Step 3: Cross multiply
    3,290,138.76x = 4,933,999.30 × 1,130,551.44
  4. Step 4: Simplify right side
    3,290,138.76x = 5,578,140,013,573.99
  5. Step 5: Solve for x
    x = 5,578,140,013,573.99/3,290,138.76
  6. Step 6: Final answer
    x = 1,695,411.78

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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.