Home / 2,753,198.71-4,129,879.47-1,314,033.74

Finding the Fourth Proportional to 2,753,198.71, 4,129,879.47 and 1,314,033.74

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Solution

The fourth proportional to 2,753,198.71, 4,129,879.47 and 1,314,033.74 is: 1,971,089.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,753,198.71 : 4,129,879.47 = 1,314,033.74 : x
  2. Step 2: Convert to fraction form
    2,753,198.71/4,129,879.47 = 1,314,033.74/x
  3. Step 3: Cross multiply
    2,753,198.71x = 4,129,879.47 × 1,314,033.74
  4. Step 4: Simplify right side
    2,753,198.71x = 5,426,800,955,623.34
  5. Step 5: Solve for x
    x = 5,426,800,955,623.34/2,753,198.71
  6. Step 6: Final answer
    x = 1,971,089.46

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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.