Home / 1,354,272.05-2,030,817.49-512,233.31

Finding the Fourth Proportional to 1,354,272.05, 2,030,817.49 and 512,233.31

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Solution

The fourth proportional to 1,354,272.05, 2,030,817.49 and 512,233.31 is: 768,126.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,354,272.05 : 2,030,817.49 = 512,233.31 : x
  2. Step 2: Convert to fraction form
    1,354,272.05/2,030,817.49 = 512,233.31/x
  3. Step 3: Cross multiply
    1,354,272.05x = 2,030,817.49 × 512,233.31
  4. Step 4: Simplify right side
    1,354,272.05x = 1,040,252,364,908.59
  5. Step 5: Solve for x
    x = 1,040,252,364,908.59/1,354,272.05
  6. Step 6: Final answer
    x = 768,126.58

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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.