Home / 1,336,224.80-2,004,337.20-1,259,242.40

Finding the Fourth Proportional to 1,336,224.80, 2,004,337.20 and 1,259,242.40

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Solution

The fourth proportional to 1,336,224.80, 2,004,337.20 and 1,259,242.40 is: 1,888,863.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,336,224.80 : 2,004,337.20 = 1,259,242.40 : x
  2. Step 2: Convert to fraction form
    1,336,224.80/2,004,337.20 = 1,259,242.40/x
  3. Step 3: Cross multiply
    1,336,224.80x = 2,004,337.20 × 1,259,242.40
  4. Step 4: Simplify right side
    1,336,224.80x = 2,523,946,386,137.28
  5. Step 5: Solve for x
    x = 2,523,946,386,137.28/1,336,224.80
  6. Step 6: Final answer
    x = 1,888,863.60

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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.