Home / 2,941,367.78-4,412,055.13-919,622.28

Finding the Fourth Proportional to 2,941,367.78, 4,412,055.13 and 919,622.28

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Solution

The fourth proportional to 2,941,367.78, 4,412,055.13 and 919,622.28 is: 1,379,434.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,941,367.78 : 4,412,055.13 = 919,622.28 : x
  2. Step 2: Convert to fraction form
    2,941,367.78/4,412,055.13 = 919,622.28/x
  3. Step 3: Cross multiply
    2,941,367.78x = 4,412,055.13 × 919,622.28
  4. Step 4: Simplify right side
    2,941,367.78x = 4,057,424,198,136.30
  5. Step 5: Solve for x
    x = 4,057,424,198,136.30/2,941,367.78
  6. Step 6: Final answer
    x = 1,379,434.50

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1.5x scale

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.