Home / 1,214,759.80-1,819,515.30-1,004,807.80

Finding the Fourth Proportional to 1,214,759.80, 1,819,515.30 and 1,004,807.80

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Solution

The fourth proportional to 1,214,759.80, 1,819,515.30 and 1,004,807.80 is: 1,505,040.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,759.80 : 1,819,515.30 = 1,004,807.80 : x
  2. Step 2: Convert to fraction form
    1,214,759.80/1,819,515.30 = 1,004,807.80/x
  3. Step 3: Cross multiply
    1,214,759.80x = 1,819,515.30 × 1,004,807.80
  4. Step 4: Simplify right side
    1,214,759.80x = 1,828,263,165,659.34
  5. Step 5: Solve for x
    x = 1,828,263,165,659.34/1,214,759.80
  6. Step 6: Final answer
    x = 1,505,040.89

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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.