Home / 1,640,486.23-2,263,890.93-952,317.52

Finding the Fourth Proportional to 1,640,486.23, 2,263,890.93 and 952,317.52

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Solution

The fourth proportional to 1,640,486.23, 2,263,890.93 and 952,317.52 is: 1,314,209.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,640,486.23 : 2,263,890.93 = 952,317.52 : x
  2. Step 2: Convert to fraction form
    1,640,486.23/2,263,890.93 = 952,317.52/x
  3. Step 3: Cross multiply
    1,640,486.23x = 2,263,890.93 × 952,317.52
  4. Step 4: Simplify right side
    1,640,486.23x = 2,155,942,986,777.18
  5. Step 5: Solve for x
    x = 2,155,942,986,777.18/1,640,486.23
  6. Step 6: Final answer
    x = 1,314,209.75

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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.