Home / 4,809,340.76-7,215,117.06-1,443,611.48

Finding the Fourth Proportional to 4,809,340.76, 7,215,117.06 and 1,443,611.48

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Solution

The fourth proportional to 4,809,340.76, 7,215,117.06 and 1,443,611.48 is: 2,165,749.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,809,340.76 : 7,215,117.06 = 1,443,611.48 : x
  2. Step 2: Convert to fraction form
    4,809,340.76/7,215,117.06 = 1,443,611.48/x
  3. Step 3: Cross multiply
    4,809,340.76x = 7,215,117.06 × 1,443,611.48
  4. Step 4: Simplify right side
    4,809,340.76x = 10,415,825,817,359.85
  5. Step 5: Solve for x
    x = 10,415,825,817,359.85/4,809,340.76
  6. Step 6: Final answer
    x = 2,165,749.18

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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.