Home / 1,126,713.82-1,688,933.49-706,284.94

Finding the Fourth Proportional to 1,126,713.82, 1,688,933.49 and 706,284.94

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Solution

The fourth proportional to 1,126,713.82, 1,688,933.49 and 706,284.94 is: 1,058,714.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,713.82 : 1,688,933.49 = 706,284.94 : x
  2. Step 2: Convert to fraction form
    1,126,713.82/1,688,933.49 = 706,284.94/x
  3. Step 3: Cross multiply
    1,126,713.82x = 1,688,933.49 × 706,284.94
  4. Step 4: Simplify right side
    1,126,713.82x = 1,192,868,288,648.64
  5. Step 5: Solve for x
    x = 1,192,868,288,648.64/1,126,713.82
  6. Step 6: Final answer
    x = 1,058,714.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.