Home / 1,210,358.59-1,815,669.41-452,563.09

Finding the Fourth Proportional to 1,210,358.59, 1,815,669.41 and 452,563.09

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Solution

The fourth proportional to 1,210,358.59, 1,815,669.41 and 452,563.09 is: 678,893.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,210,358.59 : 1,815,669.41 = 452,563.09 : x
  2. Step 2: Convert to fraction form
    1,210,358.59/1,815,669.41 = 452,563.09/x
  3. Step 3: Cross multiply
    1,210,358.59x = 1,815,669.41 × 452,563.09
  4. Step 4: Simplify right side
    1,210,358.59x = 821,704,951,806.09
  5. Step 5: Solve for x
    x = 821,704,951,806.09/1,210,358.59
  6. Step 6: Final answer
    x = 678,893.81

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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.