Home / 3,906,045.56-5,390,385.98-2,163,741.64

Finding the Fourth Proportional to 3,906,045.56, 5,390,385.98 and 2,163,741.64

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Solution

The fourth proportional to 3,906,045.56, 5,390,385.98 and 2,163,741.64 is: 2,985,987.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,906,045.56 : 5,390,385.98 = 2,163,741.64 : x
  2. Step 2: Convert to fraction form
    3,906,045.56/5,390,385.98 = 2,163,741.64/x
  3. Step 3: Cross multiply
    3,906,045.56x = 5,390,385.98 × 2,163,741.64
  4. Step 4: Simplify right side
    3,906,045.56x = 11,663,402,600,598.21
  5. Step 5: Solve for x
    x = 11,663,402,600,598.21/3,906,045.56
  6. Step 6: Final answer
    x = 2,985,987.34

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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.