Home / 1,474,564.60-2,034,769.41-821,141.25

Finding the Fourth Proportional to 1,474,564.60, 2,034,769.41 and 821,141.25

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Solution

The fourth proportional to 1,474,564.60, 2,034,769.41 and 821,141.25 is: 1,133,102.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,474,564.60 : 2,034,769.41 = 821,141.25 : x
  2. Step 2: Convert to fraction form
    1,474,564.60/2,034,769.41 = 821,141.25/x
  3. Step 3: Cross multiply
    1,474,564.60x = 2,034,769.41 × 821,141.25
  4. Step 4: Simplify right side
    1,474,564.60x = 1,670,833,089,158.78
  5. Step 5: Solve for x
    x = 1,670,833,089,158.78/1,474,564.60
  6. Step 6: Final answer
    x = 1,133,102.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.