Home / 1,720,166.40-2,373,835.72-945,845.92

Finding the Fourth Proportional to 1,720,166.40, 2,373,835.72 and 945,845.92

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Solution

The fourth proportional to 1,720,166.40, 2,373,835.72 and 945,845.92 is: 1,305,270.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,720,166.40 : 2,373,835.72 = 945,845.92 : x
  2. Step 2: Convert to fraction form
    1,720,166.40/2,373,835.72 = 945,845.92/x
  3. Step 3: Cross multiply
    1,720,166.40x = 2,373,835.72 × 945,845.92
  4. Step 4: Simplify right side
    1,720,166.40x = 2,245,282,832,373.38
  5. Step 5: Solve for x
    x = 2,245,282,832,373.38/1,720,166.40
  6. Step 6: Final answer
    x = 1,305,270.72

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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.