Home / 2,946,982.74-4,420,475.31-1,325,858.64

Finding the Fourth Proportional to 2,946,982.74, 4,420,475.31 and 1,325,858.64

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Solution

The fourth proportional to 2,946,982.74, 4,420,475.31 and 1,325,858.64 is: 1,988,788.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,946,982.74 : 4,420,475.31 = 1,325,858.64 : x
  2. Step 2: Convert to fraction form
    2,946,982.74/4,420,475.31 = 1,325,858.64/x
  3. Step 3: Cross multiply
    2,946,982.74x = 4,420,475.31 × 1,325,858.64
  4. Step 4: Simplify right side
    2,946,982.74x = 5,860,925,382,670.18
  5. Step 5: Solve for x
    x = 5,860,925,382,670.18/2,946,982.74
  6. Step 6: Final answer
    x = 1,988,788.50

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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.