Home / 1,711,638.80-2,362,135.34-947,692.37

Finding the Fourth Proportional to 1,711,638.80, 2,362,135.34 and 947,692.37

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Solution

The fourth proportional to 1,711,638.80, 2,362,135.34 and 947,692.37 is: 1,307,856.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,711,638.80 : 2,362,135.34 = 947,692.37 : x
  2. Step 2: Convert to fraction form
    1,711,638.80/2,362,135.34 = 947,692.37/x
  3. Step 3: Cross multiply
    1,711,638.80x = 2,362,135.34 × 947,692.37
  4. Step 4: Simplify right side
    1,711,638.80x = 2,238,577,629,183.91
  5. Step 5: Solve for x
    x = 2,238,577,629,183.91/1,711,638.80
  6. Step 6: Final answer
    x = 1,307,856.32

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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.