Home / 1,542,414.54-2,313,597.05-420,483.54

Finding the Fourth Proportional to 1,542,414.54, 2,313,597.05 and 420,483.54

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Solution

The fourth proportional to 1,542,414.54, 2,313,597.05 and 420,483.54 is: 630,718.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,542,414.54 : 2,313,597.05 = 420,483.54 : x
  2. Step 2: Convert to fraction form
    1,542,414.54/2,313,597.05 = 420,483.54/x
  3. Step 3: Cross multiply
    1,542,414.54x = 2,313,597.05 × 420,483.54
  4. Step 4: Simplify right side
    1,542,414.54x = 972,829,475,615.14
  5. Step 5: Solve for x
    x = 972,829,475,615.14/1,542,414.54
  6. Step 6: Final answer
    x = 630,718.56

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1.5x scale

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.