Home / 1,970,580.88-2,719,400.24-1,065,162.88

Finding the Fourth Proportional to 1,970,580.88, 2,719,400.24 and 1,065,162.88

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Solution

The fourth proportional to 1,970,580.88, 2,719,400.24 and 1,065,162.88 is: 1,469,924.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,970,580.88 : 2,719,400.24 = 1,065,162.88 : x
  2. Step 2: Convert to fraction form
    1,970,580.88/2,719,400.24 = 1,065,162.88/x
  3. Step 3: Cross multiply
    1,970,580.88x = 2,719,400.24 × 1,065,162.88
  4. Step 4: Simplify right side
    1,970,580.88x = 2,896,604,191,511.09
  5. Step 5: Solve for x
    x = 2,896,604,191,511.09/1,970,580.88
  6. Step 6: Final answer
    x = 1,469,924.03

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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.