Home / 2,178,290.74-3,267,005.39-2,070,271.97

Finding the Fourth Proportional to 2,178,290.74, 3,267,005.39 and 2,070,271.97

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Solution

The fourth proportional to 2,178,290.74, 3,267,005.39 and 2,070,271.97 is: 3,104,998.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,178,290.74 : 3,267,005.39 = 2,070,271.97 : x
  2. Step 2: Convert to fraction form
    2,178,290.74/3,267,005.39 = 2,070,271.97/x
  3. Step 3: Cross multiply
    2,178,290.74x = 3,267,005.39 × 2,070,271.97
  4. Step 4: Simplify right side
    2,178,290.74x = 6,763,589,674,404.56
  5. Step 5: Solve for x
    x = 6,763,589,674,404.56/2,178,290.74
  6. Step 6: Final answer
    x = 3,104,998.60

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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.