Home / 1,456,270.80-2,183,628.60-613,870.80

Finding the Fourth Proportional to 1,456,270.80, 2,183,628.60 and 613,870.80

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Solution

The fourth proportional to 1,456,270.80, 2,183,628.60 and 613,870.80 is: 920,478.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,456,270.80 : 2,183,628.60 = 613,870.80 : x
  2. Step 2: Convert to fraction form
    1,456,270.80/2,183,628.60 = 613,870.80/x
  3. Step 3: Cross multiply
    1,456,270.80x = 2,183,628.60 × 613,870.80
  4. Step 4: Simplify right side
    1,456,270.80x = 1,340,465,835,584.88
  5. Step 5: Solve for x
    x = 1,340,465,835,584.88/1,456,270.80
  6. Step 6: Final answer
    x = 920,478.41

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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.