Home / 1,179,976.12-1,770,030.60-338,506

Finding the Fourth Proportional to 1,179,976.12, 1,770,030.60 and 338,506

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Solution

The fourth proportional to 1,179,976.12, 1,770,030.60 and 338,506 is: 507,778.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,179,976.12 : 1,770,030.60 = 338,506 : x
  2. Step 2: Convert to fraction form
    1,179,976.12/1,770,030.60 = 338,506/x
  3. Step 3: Cross multiply
    1,179,976.12x = 1,770,030.60 × 338,506
  4. Step 4: Simplify right side
    1,179,976.12x = 599,165,978,283.60
  5. Step 5: Solve for x
    x = 599,165,978,283.60/1,179,976.12
  6. Step 6: Final answer
    x = 507,778.05

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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.