Home / 1,118,274.82-1,677,412.22-276,826.56

Finding the Fourth Proportional to 1,118,274.82, 1,677,412.22 and 276,826.56

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Solution

The fourth proportional to 1,118,274.82, 1,677,412.22 and 276,826.56 is: 415,239.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,118,274.82 : 1,677,412.22 = 276,826.56 : x
  2. Step 2: Convert to fraction form
    1,118,274.82/1,677,412.22 = 276,826.56/x
  3. Step 3: Cross multiply
    1,118,274.82x = 1,677,412.22 × 276,826.56
  4. Step 4: Simplify right side
    1,118,274.82x = 464,352,254,564.56
  5. Step 5: Solve for x
    x = 464,352,254,564.56/1,118,274.82
  6. Step 6: Final answer
    x = 415,239.84

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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.