Home / 1,661,556.03-2,492,112.60-463,378.02

Finding the Fourth Proportional to 1,661,556.03, 2,492,112.60 and 463,378.02

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Solution

The fourth proportional to 1,661,556.03, 2,492,112.60 and 463,378.02 is: 695,005.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,661,556.03 : 2,492,112.60 = 463,378.02 : x
  2. Step 2: Convert to fraction form
    1,661,556.03/2,492,112.60 = 463,378.02/x
  3. Step 3: Cross multiply
    1,661,556.03x = 2,492,112.60 × 463,378.02
  4. Step 4: Simplify right side
    1,661,556.03x = 1,154,790,202,205.05
  5. Step 5: Solve for x
    x = 1,154,790,202,205.05/1,661,556.03
  6. Step 6: Final answer
    x = 695,005.27

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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.