Home / 1,353,572.78-2,030,284.44-454,921.72

Finding the Fourth Proportional to 1,353,572.78, 2,030,284.44 and 454,921.72

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Solution

The fourth proportional to 1,353,572.78, 2,030,284.44 and 454,921.72 is: 682,357.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,353,572.78 : 2,030,284.44 = 454,921.72 : x
  2. Step 2: Convert to fraction form
    1,353,572.78/2,030,284.44 = 454,921.72/x
  3. Step 3: Cross multiply
    1,353,572.78x = 2,030,284.44 × 454,921.72
  4. Step 4: Simplify right side
    1,353,572.78x = 923,620,484,458.33
  5. Step 5: Solve for x
    x = 923,620,484,458.33/1,353,572.78
  6. Step 6: Final answer
    x = 682,357.46

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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.