Finding the Fourth Proportional to 4,445,109.39, 6,666,245.12 and 1,411,765.76
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Solution
The fourth proportional to 4,445,109.39, 6,666,245.12 and 1,411,765.76 is: 2,117,197.97
Step by Step Solution
- Step 1: Write the proportion equation
4,445,109.39 : 6,666,245.12 = 1,411,765.76 : x - Step 2: Convert to fraction form
4,445,109.39/6,666,245.12 = 1,411,765.76/x - Step 3: Cross multiply
4,445,109.39x = 6,666,245.12 × 1,411,765.76 - Step 4: Simplify right side
4,445,109.39x = 9,411,176,590,880.49 - Step 5: Solve for x
x = 9,411,176,590,880.49/4,445,109.39 - Step 6: Final answer
x = 2,117,197.97
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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.