Home / 1,891,064.52-2,836,544.94-628,916.04

Finding the Fourth Proportional to 1,891,064.52, 2,836,544.94 and 628,916.04

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Solution

The fourth proportional to 1,891,064.52, 2,836,544.94 and 628,916.04 is: 943,356.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,891,064.52 : 2,836,544.94 = 628,916.04 : x
  2. Step 2: Convert to fraction form
    1,891,064.52/2,836,544.94 = 628,916.04/x
  3. Step 3: Cross multiply
    1,891,064.52x = 2,836,544.94 × 628,916.04
  4. Step 4: Simplify right side
    1,891,064.52x = 1,783,948,610,946.84
  5. Step 5: Solve for x
    x = 1,783,948,610,946.84/1,891,064.52
  6. Step 6: Final answer
    x = 943,356.82

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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.