Home / 1,970,536.16-2,719,335.84-1,065,116

Finding the Fourth Proportional to 1,970,536.16, 2,719,335.84 and 1,065,116

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Solution

The fourth proportional to 1,970,536.16, 2,719,335.84 and 1,065,116 is: 1,469,857.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,970,536.16 : 2,719,335.84 = 1,065,116 : x
  2. Step 2: Convert to fraction form
    1,970,536.16/2,719,335.84 = 1,065,116/x
  3. Step 3: Cross multiply
    1,970,536.16x = 2,719,335.84 × 1,065,116
  4. Step 4: Simplify right side
    1,970,536.16x = 2,896,408,112,557.44
  5. Step 5: Solve for x
    x = 2,896,408,112,557.44/1,970,536.16
  6. Step 6: Final answer
    x = 1,469,857.89

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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.