Home / 876,665.70-1,314,998.55-758,567.70

Finding the Fourth Proportional to 876,665.70, 1,314,998.55 and 758,567.70

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Solution

The fourth proportional to 876,665.70, 1,314,998.55 and 758,567.70 is: 1,137,851.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,665.70 : 1,314,998.55 = 758,567.70 : x
  2. Step 2: Convert to fraction form
    876,665.70/1,314,998.55 = 758,567.70/x
  3. Step 3: Cross multiply
    876,665.70x = 1,314,998.55 × 758,567.70
  4. Step 4: Simplify right side
    876,665.70x = 997,515,425,576.84
  5. Step 5: Solve for x
    x = 997,515,425,576.84/876,665.70
  6. Step 6: Final answer
    x = 1,137,851.55

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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.