Home / 1,517,384.39-2,093,965.70-829,041.43

Finding the Fourth Proportional to 1,517,384.39, 2,093,965.70 and 829,041.43

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Solution

The fourth proportional to 1,517,384.39, 2,093,965.70 and 829,041.43 is: 1,144,063.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,517,384.39 : 2,093,965.70 = 829,041.43 : x
  2. Step 2: Convert to fraction form
    1,517,384.39/2,093,965.70 = 829,041.43/x
  3. Step 3: Cross multiply
    1,517,384.39x = 2,093,965.70 × 829,041.43
  4. Step 4: Simplify right side
    1,517,384.39x = 1,735,984,319,840.05
  5. Step 5: Solve for x
    x = 1,735,984,319,840.05/1,517,384.39
  6. Step 6: Final answer
    x = 1,144,063.65

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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.