Home / 1,798,968.70-2,698,453.05-677,289.34

Finding the Fourth Proportional to 1,798,968.70, 2,698,453.05 and 677,289.34

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Solution

The fourth proportional to 1,798,968.70, 2,698,453.05 and 677,289.34 is: 1,015,934.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,798,968.70 : 2,698,453.05 = 677,289.34 : x
  2. Step 2: Convert to fraction form
    1,798,968.70/2,698,453.05 = 677,289.34/x
  3. Step 3: Cross multiply
    1,798,968.70x = 2,698,453.05 × 677,289.34
  4. Step 4: Simplify right side
    1,798,968.70x = 1,827,633,485,255.49
  5. Step 5: Solve for x
    x = 1,827,633,485,255.49/1,798,968.70
  6. Step 6: Final answer
    x = 1,015,934.01

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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.