Home / 1,276,676.48-1,914,516.46-557,238.22

Finding the Fourth Proportional to 1,276,676.48, 1,914,516.46 and 557,238.22

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Solution

The fourth proportional to 1,276,676.48, 1,914,516.46 and 557,238.22 is: 835,639.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,276,676.48 : 1,914,516.46 = 557,238.22 : x
  2. Step 2: Convert to fraction form
    1,276,676.48/1,914,516.46 = 557,238.22/x
  3. Step 3: Cross multiply
    1,276,676.48x = 1,914,516.46 × 557,238.22
  4. Step 4: Simplify right side
    1,276,676.48x = 1,066,841,744,331.10
  5. Step 5: Solve for x
    x = 1,066,841,744,331.10/1,276,676.48
  6. Step 6: Final answer
    x = 835,639.85

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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.