Home / 1,144,558.68-1,579,655.40-685,692.96

Finding the Fourth Proportional to 1,144,558.68, 1,579,655.40 and 685,692.96

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Solution

The fourth proportional to 1,144,558.68, 1,579,655.40 and 685,692.96 is: 946,354.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,144,558.68 : 1,579,655.40 = 685,692.96 : x
  2. Step 2: Convert to fraction form
    1,144,558.68/1,579,655.40 = 685,692.96/x
  3. Step 3: Cross multiply
    1,144,558.68x = 1,579,655.40 × 685,692.96
  4. Step 4: Simplify right side
    1,144,558.68x = 1,083,158,587,005.98
  5. Step 5: Solve for x
    x = 1,083,158,587,005.98/1,144,558.68
  6. Step 6: Final answer
    x = 946,354.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.