Home / 4,870,539.82-6,722,054.34-2,805,153.42

Finding the Fourth Proportional to 4,870,539.82, 6,722,054.34 and 2,805,153.42

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Solution

The fourth proportional to 4,870,539.82, 6,722,054.34 and 2,805,153.42 is: 3,871,520.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,870,539.82 : 6,722,054.34 = 2,805,153.42 : x
  2. Step 2: Convert to fraction form
    4,870,539.82/6,722,054.34 = 2,805,153.42/x
  3. Step 3: Cross multiply
    4,870,539.82x = 6,722,054.34 × 2,805,153.42
  4. Step 4: Simplify right side
    4,870,539.82x = 18,856,393,721,276.84
  5. Step 5: Solve for x
    x = 18,856,393,721,276.84/4,870,539.82
  6. Step 6: Final answer
    x = 3,871,520.29

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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.