Home / 943,441.20-1,413,606.60-784,810.80

Finding the Fourth Proportional to 943,441.20, 1,413,606.60 and 784,810.80

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Solution

The fourth proportional to 943,441.20, 1,413,606.60 and 784,810.80 is: 1,175,922.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,441.20 : 1,413,606.60 = 784,810.80 : x
  2. Step 2: Convert to fraction form
    943,441.20/1,413,606.60 = 784,810.80/x
  3. Step 3: Cross multiply
    943,441.20x = 1,413,606.60 × 784,810.80
  4. Step 4: Simplify right side
    943,441.20x = 1,109,413,726,631.28
  5. Step 5: Solve for x
    x = 1,109,413,726,631.28/943,441.20
  6. Step 6: Final answer
    x = 1,175,922.49

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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.