Home / 1,276,891.67-1,910,606.41-1,023,403.34

Finding the Fourth Proportional to 1,276,891.67, 1,910,606.41 and 1,023,403.34

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Solution

The fourth proportional to 1,276,891.67, 1,910,606.41 and 1,023,403.34 is: 1,531,313.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,276,891.67 : 1,910,606.41 = 1,023,403.34 : x
  2. Step 2: Convert to fraction form
    1,276,891.67/1,910,606.41 = 1,023,403.34/x
  3. Step 3: Cross multiply
    1,276,891.67x = 1,910,606.41 × 1,023,403.34
  4. Step 4: Simplify right side
    1,276,891.67x = 1,955,320,966,749.36
  5. Step 5: Solve for x
    x = 1,955,320,966,749.36/1,276,891.67
  6. Step 6: Final answer
    x = 1,531,313.12

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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.