Home / 1,971,101.18-2,955,380.58-773,144.60

Finding the Fourth Proportional to 1,971,101.18, 2,955,380.58 and 773,144.60

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Solution

The fourth proportional to 1,971,101.18, 2,955,380.58 and 773,144.60 is: 1,159,218.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,971,101.18 : 2,955,380.58 = 773,144.60 : x
  2. Step 2: Convert to fraction form
    1,971,101.18/2,955,380.58 = 773,144.60/x
  3. Step 3: Cross multiply
    1,971,101.18x = 2,955,380.58 × 773,144.60
  4. Step 4: Simplify right side
    1,971,101.18x = 2,284,936,521,594.97
  5. Step 5: Solve for x
    x = 2,284,936,521,594.97/1,971,101.18
  6. Step 6: Final answer
    x = 1,159,218.28

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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.