Finding the Fourth Proportional to 4,419,579.12, 6,630,366.06 and 1,345,844.88
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Solution
The fourth proportional to 4,419,579.12, 6,630,366.06 and 1,345,844.88 is: 2,019,071.04
Step by Step Solution
- Step 1: Write the proportion equation
4,419,579.12 : 6,630,366.06 = 1,345,844.88 : x - Step 2: Convert to fraction form
4,419,579.12/6,630,366.06 = 1,345,844.88/x - Step 3: Cross multiply
4,419,579.12x = 6,630,366.06 × 1,345,844.88 - Step 4: Simplify right side
4,419,579.12x = 8,923,444,214,376.77 - Step 5: Solve for x
x = 8,923,444,214,376.77/4,419,579.12 - Step 6: Final answer
x = 2,019,071.04
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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.