Home / 1,451,208.56-2,176,971.60-492,356.48

Finding the Fourth Proportional to 1,451,208.56, 2,176,971.60 and 492,356.48

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Solution

The fourth proportional to 1,451,208.56, 2,176,971.60 and 492,356.48 is: 738,588.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,451,208.56 : 2,176,971.60 = 492,356.48 : x
  2. Step 2: Convert to fraction form
    1,451,208.56/2,176,971.60 = 492,356.48/x
  3. Step 3: Cross multiply
    1,451,208.56x = 2,176,971.60 × 492,356.48
  4. Step 4: Simplify right side
    1,451,208.56x = 1,071,846,074,035.97
  5. Step 5: Solve for x
    x = 1,071,846,074,035.97/1,451,208.56
  6. Step 6: Final answer
    x = 738,588.58

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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.