Home / 1,104,352.40-1,655,556.60-748,211.60

Finding the Fourth Proportional to 1,104,352.40, 1,655,556.60 and 748,211.60

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Solution

The fourth proportional to 1,104,352.40, 1,655,556.60 and 748,211.60 is: 1,121,658.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,104,352.40 : 1,655,556.60 = 748,211.60 : x
  2. Step 2: Convert to fraction form
    1,104,352.40/1,655,556.60 = 748,211.60/x
  3. Step 3: Cross multiply
    1,104,352.40x = 1,655,556.60 × 748,211.60
  4. Step 4: Simplify right side
    1,104,352.40x = 1,238,706,652,576.56
  5. Step 5: Solve for x
    x = 1,238,706,652,576.56/1,104,352.40
  6. Step 6: Final answer
    x = 1,121,658.86

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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.