Home / 1,398,793.32-1,930,162.30-882,352.31

Finding the Fourth Proportional to 1,398,793.32, 1,930,162.30 and 882,352.31

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Solution

The fourth proportional to 1,398,793.32, 1,930,162.30 and 882,352.31 is: 1,217,537.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,398,793.32 : 1,930,162.30 = 882,352.31 : x
  2. Step 2: Convert to fraction form
    1,398,793.32/1,930,162.30 = 882,352.31/x
  3. Step 3: Cross multiply
    1,398,793.32x = 1,930,162.30 × 882,352.31
  4. Step 4: Simplify right side
    1,398,793.32x = 1,703,083,152,223.22
  5. Step 5: Solve for x
    x = 1,703,083,152,223.22/1,398,793.32
  6. Step 6: Final answer
    x = 1,217,537.38

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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.