Home / 1,505,979.81-2,258,970.53-945,407.97

Finding the Fourth Proportional to 1,505,979.81, 2,258,970.53 and 945,407.97

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Solution

The fourth proportional to 1,505,979.81, 2,258,970.53 and 945,407.97 is: 1,418,112.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,505,979.81 : 2,258,970.53 = 945,407.97 : x
  2. Step 2: Convert to fraction form
    1,505,979.81/2,258,970.53 = 945,407.97/x
  3. Step 3: Cross multiply
    1,505,979.81x = 2,258,970.53 × 945,407.97
  4. Step 4: Simplify right side
    1,505,979.81x = 2,135,648,738,330.08
  5. Step 5: Solve for x
    x = 2,135,648,738,330.08/1,505,979.81
  6. Step 6: Final answer
    x = 1,418,112.46

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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.