Home / 1,640,694.26-2,461,287.53-575,548.72

Finding the Fourth Proportional to 1,640,694.26, 2,461,287.53 and 575,548.72

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Solution

The fourth proportional to 1,640,694.26, 2,461,287.53 and 575,548.72 is: 863,409.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,640,694.26 : 2,461,287.53 = 575,548.72 : x
  2. Step 2: Convert to fraction form
    1,640,694.26/2,461,287.53 = 575,548.72/x
  3. Step 3: Cross multiply
    1,640,694.26x = 2,461,287.53 × 575,548.72
  4. Step 4: Simplify right side
    1,640,694.26x = 1,416,590,882,729.11
  5. Step 5: Solve for x
    x = 1,416,590,882,729.11/1,640,694.26
  6. Step 6: Final answer
    x = 863,409.42

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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.