Finding the Fourth Proportional to 5,045,138.62, 7,563,207.90 and 1,849,518.70
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Solution
The fourth proportional to 5,045,138.62, 7,563,207.90 and 1,849,518.70 is: 2,772,628.36
Step by Step Solution
- Step 1: Write the proportion equation
5,045,138.62 : 7,563,207.90 = 1,849,518.70 : x - Step 2: Convert to fraction form
5,045,138.62/7,563,207.90 = 1,849,518.70/x - Step 3: Cross multiply
5,045,138.62x = 7,563,207.90 × 1,849,518.70 - Step 4: Simplify right side
5,045,138.62x = 13,988,294,443,037.73 - Step 5: Solve for x
x = 13,988,294,443,037.73/5,045,138.62 - Step 6: Final answer
x = 2,772,628.36
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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.