Home / 1,233,628.40-1,848,455.40-699,561.20

Finding the Fourth Proportional to 1,233,628.40, 1,848,455.40 and 699,561.20

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Solution

The fourth proportional to 1,233,628.40, 1,848,455.40 and 699,561.20 is: 1,048,214.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,233,628.40 : 1,848,455.40 = 699,561.20 : x
  2. Step 2: Convert to fraction form
    1,233,628.40/1,848,455.40 = 699,561.20/x
  3. Step 3: Cross multiply
    1,233,628.40x = 1,848,455.40 × 699,561.20
  4. Step 4: Simplify right side
    1,233,628.40x = 1,293,107,677,770.48
  5. Step 5: Solve for x
    x = 1,293,107,677,770.48/1,233,628.40
  6. Step 6: Final answer
    x = 1,048,214.91

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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.