Home / 3,100,518.17-4,278,764.83-1,705,134.95

Finding the Fourth Proportional to 3,100,518.17, 4,278,764.83 and 1,705,134.95

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Solution

The fourth proportional to 3,100,518.17, 4,278,764.83 and 1,705,134.95 is: 2,353,113.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,100,518.17 : 4,278,764.83 = 1,705,134.95 : x
  2. Step 2: Convert to fraction form
    3,100,518.17/4,278,764.83 = 1,705,134.95/x
  3. Step 3: Cross multiply
    3,100,518.17x = 4,278,764.83 × 1,705,134.95
  4. Step 4: Simplify right side
    3,100,518.17x = 7,295,871,433,069.99
  5. Step 5: Solve for x
    x = 7,295,871,433,069.99/3,100,518.17
  6. Step 6: Final answer
    x = 2,353,113.59

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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.