Home / 3,621,813.30-4,993,108.04-2,889,254.32

Finding the Fourth Proportional to 3,621,813.30, 4,993,108.04 and 2,889,254.32

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Solution

The fourth proportional to 3,621,813.30, 4,993,108.04 and 2,889,254.32 is: 3,983,186.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,621,813.30 : 4,993,108.04 = 2,889,254.32 : x
  2. Step 2: Convert to fraction form
    3,621,813.30/4,993,108.04 = 2,889,254.32/x
  3. Step 3: Cross multiply
    3,621,813.30x = 4,993,108.04 × 2,889,254.32
  4. Step 4: Simplify right side
    3,621,813.30x = 14,426,358,969,537.10
  5. Step 5: Solve for x
    x = 14,426,358,969,537.10/3,621,813.30
  6. Step 6: Final answer
    x = 3,983,186.81

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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.