Home / 2,079,626.40-3,118,817.52-1,081,810.08

Finding the Fourth Proportional to 2,079,626.40, 3,118,817.52 and 1,081,810.08

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Solution

The fourth proportional to 2,079,626.40, 3,118,817.52 and 1,081,810.08 is: 1,622,391.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,079,626.40 : 3,118,817.52 = 1,081,810.08 : x
  2. Step 2: Convert to fraction form
    2,079,626.40/3,118,817.52 = 1,081,810.08/x
  3. Step 3: Cross multiply
    2,079,626.40x = 3,118,817.52 × 1,081,810.08
  4. Step 4: Simplify right side
    2,079,626.40x = 3,373,968,230,816.60
  5. Step 5: Solve for x
    x = 3,373,968,230,816.60/2,079,626.40
  6. Step 6: Final answer
    x = 1,622,391.52

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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.