Home / 2,912,556.30-4,368,056.85-890,796.30

Finding the Fourth Proportional to 2,912,556.30, 4,368,056.85 and 890,796.30

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Solution

The fourth proportional to 2,912,556.30, 4,368,056.85 and 890,796.30 is: 1,335,956.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,912,556.30 : 4,368,056.85 = 890,796.30 : x
  2. Step 2: Convert to fraction form
    2,912,556.30/4,368,056.85 = 890,796.30/x
  3. Step 3: Cross multiply
    2,912,556.30x = 4,368,056.85 × 890,796.30
  4. Step 4: Simplify right side
    2,912,556.30x = 3,891,048,880,169.66
  5. Step 5: Solve for x
    x = 3,891,048,880,169.66/2,912,556.30
  6. Step 6: Final answer
    x = 1,335,956.62

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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.