Home / 3,228,751.53-4,455,512.73-1,778,415.75

Finding the Fourth Proportional to 3,228,751.53, 4,455,512.73 and 1,778,415.75

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Solution

The fourth proportional to 3,228,751.53, 4,455,512.73 and 1,778,415.75 is: 2,454,123.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,228,751.53 : 4,455,512.73 = 1,778,415.75 : x
  2. Step 2: Convert to fraction form
    3,228,751.53/4,455,512.73 = 1,778,415.75/x
  3. Step 3: Cross multiply
    3,228,751.53x = 4,455,512.73 × 1,778,415.75
  4. Step 4: Simplify right side
    3,228,751.53x = 7,923,754,013,357.50
  5. Step 5: Solve for x
    x = 7,923,754,013,357.50/3,228,751.53
  6. Step 6: Final answer
    x = 2,454,123.19

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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.