Home / 6,384,692.40-9,577,038.60-2,124,999.60

Finding the Fourth Proportional to 6,384,692.40, 9,577,038.60 and 2,124,999.60

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Solution

The fourth proportional to 6,384,692.40, 9,577,038.60 and 2,124,999.60 is: 3,187,499.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,384,692.40 : 9,577,038.60 = 2,124,999.60 : x
  2. Step 2: Convert to fraction form
    6,384,692.40/9,577,038.60 = 2,124,999.60/x
  3. Step 3: Cross multiply
    6,384,692.40x = 9,577,038.60 × 2,124,999.60
  4. Step 4: Simplify right side
    6,384,692.40x = 20,351,203,194,184.56
  5. Step 5: Solve for x
    x = 20,351,203,194,184.56/6,384,692.40
  6. Step 6: Final answer
    x = 3,187,499.40

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Similar ratio
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1.5x scale

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.