Home / 1,970,453.76-2,719,226.22-1,065,035.76

Finding the Fourth Proportional to 1,970,453.76, 2,719,226.22 and 1,065,035.76

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Solution

The fourth proportional to 1,970,453.76, 2,719,226.22 and 1,065,035.76 is: 1,469,749.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,970,453.76 : 2,719,226.22 = 1,065,035.76 : x
  2. Step 2: Convert to fraction form
    1,970,453.76/2,719,226.22 = 1,065,035.76/x
  3. Step 3: Cross multiply
    1,970,453.76x = 2,719,226.22 × 1,065,035.76
  4. Step 4: Simplify right side
    1,970,453.76x = 2,896,073,163,829.63
  5. Step 5: Solve for x
    x = 2,896,073,163,829.63/1,970,453.76
  6. Step 6: Final answer
    x = 1,469,749.37

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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.