Home / 1,804,989.75-2,708,548.91-668,550.23

Finding the Fourth Proportional to 1,804,989.75, 2,708,548.91 and 668,550.23

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Solution

The fourth proportional to 1,804,989.75, 2,708,548.91 and 668,550.23 is: 1,003,219.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,804,989.75 : 2,708,548.91 = 668,550.23 : x
  2. Step 2: Convert to fraction form
    1,804,989.75/2,708,548.91 = 668,550.23/x
  3. Step 3: Cross multiply
    1,804,989.75x = 2,708,548.91 × 668,550.23
  4. Step 4: Simplify right side
    1,804,989.75x = 1,810,800,996,746.75
  5. Step 5: Solve for x
    x = 1,810,800,996,746.75/1,804,989.75
  6. Step 6: Final answer
    x = 1,003,219.55

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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.