Home / 3,020,118.36-4,167,764.01-1,661,991.36

Finding the Fourth Proportional to 3,020,118.36, 4,167,764.01 and 1,661,991.36

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Solution

The fourth proportional to 3,020,118.36, 4,167,764.01 and 1,661,991.36 is: 2,293,548.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,020,118.36 : 4,167,764.01 = 1,661,991.36 : x
  2. Step 2: Convert to fraction form
    3,020,118.36/4,167,764.01 = 1,661,991.36/x
  3. Step 3: Cross multiply
    3,020,118.36x = 4,167,764.01 × 1,661,991.36
  4. Step 4: Simplify right side
    3,020,118.36x = 6,926,787,775,138.95
  5. Step 5: Solve for x
    x = 6,926,787,775,138.95/3,020,118.36
  6. Step 6: Final answer
    x = 2,293,548.45

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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.