Home / 4,942,359.60-7,412,848.20-1,576,906.80

Finding the Fourth Proportional to 4,942,359.60, 7,412,848.20 and 1,576,906.80

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Solution

The fourth proportional to 4,942,359.60, 7,412,848.20 and 1,576,906.80 is: 2,365,139.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,942,359.60 : 7,412,848.20 = 1,576,906.80 : x
  2. Step 2: Convert to fraction form
    4,942,359.60/7,412,848.20 = 1,576,906.80/x
  3. Step 3: Cross multiply
    4,942,359.60x = 7,412,848.20 × 1,576,906.80
  4. Step 4: Simplify right side
    4,942,359.60x = 11,689,370,733,947.76
  5. Step 5: Solve for x
    x = 11,689,370,733,947.76/4,942,359.60
  6. Step 6: Final answer
    x = 2,365,139.67

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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.