Home / 1,659,201.54-2,289,916.40-934,190.58

Finding the Fourth Proportional to 1,659,201.54, 2,289,916.40 and 934,190.58

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Solution

The fourth proportional to 1,659,201.54, 2,289,916.40 and 934,190.58 is: 1,289,305.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,659,201.54 : 2,289,916.40 = 934,190.58 : x
  2. Step 2: Convert to fraction form
    1,659,201.54/2,289,916.40 = 934,190.58/x
  3. Step 3: Cross multiply
    1,659,201.54x = 2,289,916.40 × 934,190.58
  4. Step 4: Simplify right side
    1,659,201.54x = 2,139,218,329,867.51
  5. Step 5: Solve for x
    x = 2,139,218,329,867.51/1,659,201.54
  6. Step 6: Final answer
    x = 1,289,305.90

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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.