Home / 2,890,847.63-3,989,203.08-1,601,611.13

Finding the Fourth Proportional to 2,890,847.63, 3,989,203.08 and 1,601,611.13

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Solution

The fourth proportional to 2,890,847.63, 3,989,203.08 and 1,601,611.13 is: 2,210,131.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,890,847.63 : 3,989,203.08 = 1,601,611.13 : x
  2. Step 2: Convert to fraction form
    2,890,847.63/3,989,203.08 = 1,601,611.13/x
  3. Step 3: Cross multiply
    2,890,847.63x = 3,989,203.08 × 1,601,611.13
  4. Step 4: Simplify right side
    2,890,847.63x = 6,389,152,052,758.28
  5. Step 5: Solve for x
    x = 6,389,152,052,758.28/2,890,847.63
  6. Step 6: Final answer
    x = 2,210,131.03

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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.