Home / 2,809,762.40-4,212,060.06-1,012,206.36

Finding the Fourth Proportional to 2,809,762.40, 4,212,060.06 and 1,012,206.36

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Solution

The fourth proportional to 2,809,762.40, 4,212,060.06 and 1,012,206.36 is: 1,517,378.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,809,762.40 : 4,212,060.06 = 1,012,206.36 : x
  2. Step 2: Convert to fraction form
    2,809,762.40/4,212,060.06 = 1,012,206.36/x
  3. Step 3: Cross multiply
    2,809,762.40x = 4,212,060.06 × 1,012,206.36
  4. Step 4: Simplify right side
    2,809,762.40x = 4,263,473,981,433.98
  5. Step 5: Solve for x
    x = 4,263,473,981,433.98/2,809,762.40
  6. Step 6: Final answer
    x = 1,517,378.83

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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.