Home / 3,117,922.56-4,677,277.50-987,245.10

Finding the Fourth Proportional to 3,117,922.56, 4,677,277.50 and 987,245.10

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Solution

The fourth proportional to 3,117,922.56, 4,677,277.50 and 987,245.10 is: 1,480,992.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,117,922.56 : 4,677,277.50 = 987,245.10 : x
  2. Step 2: Convert to fraction form
    3,117,922.56/4,677,277.50 = 987,245.10/x
  3. Step 3: Cross multiply
    3,117,922.56x = 4,677,277.50 × 987,245.10
  4. Step 4: Simplify right side
    3,117,922.56x = 4,617,619,293,215.25
  5. Step 5: Solve for x
    x = 4,617,619,293,215.25/3,117,922.56
  6. Step 6: Final answer
    x = 1,480,992.30

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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.