Home / 1,891,137.20-2,836,705.80-1,716,954.80

Finding the Fourth Proportional to 1,891,137.20, 2,836,705.80 and 1,716,954.80

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Solution

The fourth proportional to 1,891,137.20, 2,836,705.80 and 1,716,954.80 is: 2,575,432.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,891,137.20 : 2,836,705.80 = 1,716,954.80 : x
  2. Step 2: Convert to fraction form
    1,891,137.20/2,836,705.80 = 1,716,954.80/x
  3. Step 3: Cross multiply
    1,891,137.20x = 2,836,705.80 × 1,716,954.80
  4. Step 4: Simplify right side
    1,891,137.20x = 4,870,495,639,497.84
  5. Step 5: Solve for x
    x = 4,870,495,639,497.84/1,891,137.20
  6. Step 6: Final answer
    x = 2,575,432.20

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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.