Home / 1,177,066.34-1,765,725.26-418,975.59

Finding the Fourth Proportional to 1,177,066.34, 1,765,725.26 and 418,975.59

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Solution

The fourth proportional to 1,177,066.34, 1,765,725.26 and 418,975.59 is: 628,508.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,177,066.34 : 1,765,725.26 = 418,975.59 : x
  2. Step 2: Convert to fraction form
    1,177,066.34/1,765,725.26 = 418,975.59/x
  3. Step 3: Cross multiply
    1,177,066.34x = 1,765,725.26 × 418,975.59
  4. Step 4: Simplify right side
    1,177,066.34x = 739,795,782,586.40
  5. Step 5: Solve for x
    x = 739,795,782,586.40/1,177,066.34
  6. Step 6: Final answer
    x = 628,508.15

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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.