Home / 1,140,161.03-1,573,397.97-623,912.87

Finding the Fourth Proportional to 1,140,161.03, 1,573,397.97 and 623,912.87

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Solution

The fourth proportional to 1,140,161.03, 1,573,397.97 and 623,912.87 is: 860,986.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,161.03 : 1,573,397.97 = 623,912.87 : x
  2. Step 2: Convert to fraction form
    1,140,161.03/1,573,397.97 = 623,912.87/x
  3. Step 3: Cross multiply
    1,140,161.03x = 1,573,397.97 × 623,912.87
  4. Step 4: Simplify right side
    1,140,161.03x = 981,663,235,247.88
  5. Step 5: Solve for x
    x = 981,663,235,247.88/1,140,161.03
  6. Step 6: Final answer
    x = 860,986.48

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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.