Home / 2,952,991.40-4,426,722.30-2,312,940.20

Finding the Fourth Proportional to 2,952,991.40, 4,426,722.30 and 2,312,940.20

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Solution

The fourth proportional to 2,952,991.40, 4,426,722.30 and 2,312,940.20 is: 3,467,244.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,952,991.40 : 4,426,722.30 = 2,312,940.20 : x
  2. Step 2: Convert to fraction form
    2,952,991.40/4,426,722.30 = 2,312,940.20/x
  3. Step 3: Cross multiply
    2,952,991.40x = 4,426,722.30 × 2,312,940.20
  4. Step 4: Simplify right side
    2,952,991.40x = 10,238,743,961,906.46
  5. Step 5: Solve for x
    x = 10,238,743,961,906.46/2,952,991.40
  6. Step 6: Final answer
    x = 3,467,244.76

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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.