Finding the Fourth Proportional to 4,119,124.60, 6,166,245.30 and 3,621,460.60
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Solution
The fourth proportional to 4,119,124.60, 6,166,245.30 and 3,621,460.60 is: 5,421,252.47
Step by Step Solution
- Step 1: Write the proportion equation
4,119,124.60 : 6,166,245.30 = 3,621,460.60 : x - Step 2: Convert to fraction form
4,119,124.60/6,166,245.30 = 3,621,460.60/x - Step 3: Cross multiply
4,119,124.60x = 6,166,245.30 × 3,621,460.60 - Step 4: Simplify right side
4,119,124.60x = 22,330,814,403,885.18 - Step 5: Solve for x
x = 22,330,814,403,885.18/4,119,124.60 - Step 6: Final answer
x = 5,421,252.47
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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.