Home / 1,621,674.52-2,237,539.53-968,173.35

Finding the Fourth Proportional to 1,621,674.52, 2,237,539.53 and 968,173.35

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Solution

The fourth proportional to 1,621,674.52, 2,237,539.53 and 968,173.35 is: 1,335,857.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,621,674.52 : 2,237,539.53 = 968,173.35 : x
  2. Step 2: Convert to fraction form
    1,621,674.52/2,237,539.53 = 968,173.35/x
  3. Step 3: Cross multiply
    1,621,674.52x = 2,237,539.53 × 968,173.35
  4. Step 4: Simplify right side
    1,621,674.52x = 2,166,326,142,517.53
  5. Step 5: Solve for x
    x = 2,166,326,142,517.53/1,621,674.52
  6. Step 6: Final answer
    x = 1,335,857.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.