Home / 1,269,760.86-1,752,291.36-696,854.34

Finding the Fourth Proportional to 1,269,760.86, 1,752,291.36 and 696,854.34

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Solution

The fourth proportional to 1,269,760.86, 1,752,291.36 and 696,854.34 is: 961,670.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,269,760.86 : 1,752,291.36 = 696,854.34 : x
  2. Step 2: Convert to fraction form
    1,269,760.86/1,752,291.36 = 696,854.34/x
  3. Step 3: Cross multiply
    1,269,760.86x = 1,752,291.36 × 696,854.34
  4. Step 4: Simplify right side
    1,269,760.86x = 1,221,091,839,160.50
  5. Step 5: Solve for x
    x = 1,221,091,839,160.50/1,269,760.86
  6. Step 6: Final answer
    x = 961,670.72

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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.