Home / 3,658,788.72-5,485,252.32-1,738,736.40

Finding the Fourth Proportional to 3,658,788.72, 5,485,252.32 and 1,738,736.40

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Solution

The fourth proportional to 3,658,788.72, 5,485,252.32 and 1,738,736.40 is: 2,606,711.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,658,788.72 : 5,485,252.32 = 1,738,736.40 : x
  2. Step 2: Convert to fraction form
    3,658,788.72/5,485,252.32 = 1,738,736.40/x
  3. Step 3: Cross multiply
    3,658,788.72x = 5,485,252.32 × 1,738,736.40
  4. Step 4: Simplify right side
    3,658,788.72x = 9,537,407,871,968.45
  5. Step 5: Solve for x
    x = 9,537,407,871,968.45/3,658,788.72
  6. Step 6: Final answer
    x = 2,606,711.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.