Home / 1,975,356.22-2,963,012.73-479,448.22

Finding the Fourth Proportional to 1,975,356.22, 2,963,012.73 and 479,448.22

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Solution

The fourth proportional to 1,975,356.22, 2,963,012.73 and 479,448.22 is: 719,167.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,975,356.22 : 2,963,012.73 = 479,448.22 : x
  2. Step 2: Convert to fraction form
    1,975,356.22/2,963,012.73 = 479,448.22/x
  3. Step 3: Cross multiply
    1,975,356.22x = 2,963,012.73 × 479,448.22
  4. Step 4: Simplify right side
    1,975,356.22x = 1,420,611,179,235.84
  5. Step 5: Solve for x
    x = 1,420,611,179,235.84/1,975,356.22
  6. Step 6: Final answer
    x = 719,167.09

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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.