Home / 3,150,285.60-4,728,927.60-1,953,559.20

Finding the Fourth Proportional to 3,150,285.60, 4,728,927.60 and 1,953,559.20

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Solution

The fourth proportional to 3,150,285.60, 4,728,927.60 and 1,953,559.20 is: 2,932,508.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,150,285.60 : 4,728,927.60 = 1,953,559.20 : x
  2. Step 2: Convert to fraction form
    3,150,285.60/4,728,927.60 = 1,953,559.20/x
  3. Step 3: Cross multiply
    3,150,285.60x = 4,728,927.60 × 1,953,559.20
  4. Step 4: Simplify right side
    3,150,285.60x = 9,238,240,019,113.92
  5. Step 5: Solve for x
    x = 9,238,240,019,113.92/3,150,285.60
  6. Step 6: Final answer
    x = 2,932,508.73

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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.