Home / 1,609,771.77-2,220,559.97-1,005,110.01

Finding the Fourth Proportional to 1,609,771.77, 2,220,559.97 and 1,005,110.01

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Solution

The fourth proportional to 1,609,771.77, 2,220,559.97 and 1,005,110.01 is: 1,386,474.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,609,771.77 : 2,220,559.97 = 1,005,110.01 : x
  2. Step 2: Convert to fraction form
    1,609,771.77/2,220,559.97 = 1,005,110.01/x
  3. Step 3: Cross multiply
    1,609,771.77x = 2,220,559.97 × 1,005,110.01
  4. Step 4: Simplify right side
    1,609,771.77x = 2,231,907,048,626.75
  5. Step 5: Solve for x
    x = 2,231,907,048,626.75/1,609,771.77
  6. Step 6: Final answer
    x = 1,386,474.21

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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.