Home / 2,137,761.82-2,950,168.54-1,207,394.92

Finding the Fourth Proportional to 2,137,761.82, 2,950,168.54 and 1,207,394.92

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Solution

The fourth proportional to 2,137,761.82, 2,950,168.54 and 1,207,394.92 is: 1,666,237.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,137,761.82 : 2,950,168.54 = 1,207,394.92 : x
  2. Step 2: Convert to fraction form
    2,137,761.82/2,950,168.54 = 1,207,394.92/x
  3. Step 3: Cross multiply
    2,137,761.82x = 2,950,168.54 × 1,207,394.92
  4. Step 4: Simplify right side
    2,137,761.82x = 3,562,018,508,339.82
  5. Step 5: Solve for x
    x = 3,562,018,508,339.82/2,137,761.82
  6. Step 6: Final answer
    x = 1,666,237.31

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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.