Home / 3,906,045.24-5,390,385.55-2,163,741.32

Finding the Fourth Proportional to 3,906,045.24, 5,390,385.55 and 2,163,741.32

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Solution

The fourth proportional to 3,906,045.24, 5,390,385.55 and 2,163,741.32 is: 2,985,986.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,906,045.24 : 5,390,385.55 = 2,163,741.32 : x
  2. Step 2: Convert to fraction form
    3,906,045.24/5,390,385.55 = 2,163,741.32/x
  3. Step 3: Cross multiply
    3,906,045.24x = 5,390,385.55 × 2,163,741.32
  4. Step 4: Simplify right side
    3,906,045.24x = 11,663,399,907,495.29
  5. Step 5: Solve for x
    x = 11,663,399,907,495.29/3,906,045.24
  6. Step 6: Final answer
    x = 2,985,986.90

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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.