Home / 1,042,508.85-1,438,692.53-589,790.13

Finding the Fourth Proportional to 1,042,508.85, 1,438,692.53 and 589,790.13

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Solution

The fourth proportional to 1,042,508.85, 1,438,692.53 and 589,790.13 is: 813,927.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,042,508.85 : 1,438,692.53 = 589,790.13 : x
  2. Step 2: Convert to fraction form
    1,042,508.85/1,438,692.53 = 589,790.13/x
  3. Step 3: Cross multiply
    1,042,508.85x = 1,438,692.53 × 589,790.13
  4. Step 4: Simplify right side
    1,042,508.85x = 848,526,654,298.73
  5. Step 5: Solve for x
    x = 848,526,654,298.73/1,042,508.85
  6. Step 6: Final answer
    x = 813,927.53

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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.