Home / 1,676,633.64-2,313,754.71-912,692.94

Finding the Fourth Proportional to 1,676,633.64, 2,313,754.71 and 912,692.94

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Solution

The fourth proportional to 1,676,633.64, 2,313,754.71 and 912,692.94 is: 1,259,516.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,676,633.64 : 2,313,754.71 = 912,692.94 : x
  2. Step 2: Convert to fraction form
    1,676,633.64/2,313,754.71 = 912,692.94/x
  3. Step 3: Cross multiply
    1,676,633.64x = 2,313,754.71 × 912,692.94
  4. Step 4: Simplify right side
    1,676,633.64x = 2,111,747,588,708.75
  5. Step 5: Solve for x
    x = 2,111,747,588,708.75/1,676,633.64
  6. Step 6: Final answer
    x = 1,259,516.41

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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.