Home / 1,135,814.31-1,567,453.32-619,576.92

Finding the Fourth Proportional to 1,135,814.31, 1,567,453.32 and 619,576.92

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Solution

The fourth proportional to 1,135,814.31, 1,567,453.32 and 619,576.92 is: 855,032.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,135,814.31 : 1,567,453.32 = 619,576.92 : x
  2. Step 2: Convert to fraction form
    1,135,814.31/1,567,453.32 = 619,576.92/x
  3. Step 3: Cross multiply
    1,135,814.31x = 1,567,453.32 × 619,576.92
  4. Step 4: Simplify right side
    1,135,814.31x = 971,157,900,249.38
  5. Step 5: Solve for x
    x = 971,157,900,249.38/1,135,814.31
  6. Step 6: Final answer
    x = 855,032.28

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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.