Home / 1,211,414.40-1,671,682.86-695,058.84

Finding the Fourth Proportional to 1,211,414.40, 1,671,682.86 and 695,058.84

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Solution

The fourth proportional to 1,211,414.40, 1,671,682.86 and 695,058.84 is: 959,141.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,211,414.40 : 1,671,682.86 = 695,058.84 : x
  2. Step 2: Convert to fraction form
    1,211,414.40/1,671,682.86 = 695,058.84/x
  3. Step 3: Cross multiply
    1,211,414.40x = 1,671,682.86 × 695,058.84
  4. Step 4: Simplify right side
    1,211,414.40x = 1,161,917,949,519.48
  5. Step 5: Solve for x
    x = 1,161,917,949,519.48/1,211,414.40
  6. Step 6: Final answer
    x = 959,141.60

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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.