Home / 3,054,806.08-4,215,635.18-1,678,238.98

Finding the Fourth Proportional to 3,054,806.08, 4,215,635.18 and 1,678,238.98

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Solution

The fourth proportional to 3,054,806.08, 4,215,635.18 and 1,678,238.98 is: 2,315,971.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,054,806.08 : 4,215,635.18 = 1,678,238.98 : x
  2. Step 2: Convert to fraction form
    3,054,806.08/4,215,635.18 = 1,678,238.98/x
  3. Step 3: Cross multiply
    3,054,806.08x = 4,215,635.18 × 1,678,238.98
  4. Step 4: Simplify right side
    3,054,806.08x = 7,074,843,284,535.32
  5. Step 5: Solve for x
    x = 7,074,843,284,535.32/3,054,806.08
  6. Step 6: Final answer
    x = 2,315,971.32

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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.