Home / 1,668,718.47-2,302,915.88-933,755.25

Finding the Fourth Proportional to 1,668,718.47, 2,302,915.88 and 933,755.25

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Solution

The fourth proportional to 1,668,718.47, 2,302,915.88 and 933,755.25 is: 1,288,629.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,668,718.47 : 2,302,915.88 = 933,755.25 : x
  2. Step 2: Convert to fraction form
    1,668,718.47/2,302,915.88 = 933,755.25/x
  3. Step 3: Cross multiply
    1,668,718.47x = 2,302,915.88 × 933,755.25
  4. Step 4: Simplify right side
    1,668,718.47x = 2,150,359,793,258.37
  5. Step 5: Solve for x
    x = 2,150,359,793,258.37/1,668,718.47
  6. Step 6: Final answer
    x = 1,288,629.47

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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.