Finding the Fourth Proportional to 2,754,430.62, 4,131,884.01 and 759,886.62
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Solution
The fourth proportional to 2,754,430.62, 4,131,884.01 and 759,886.62 is: 1,139,895.61
Step by Step Solution
- Step 1: Write the proportion equation
2,754,430.62 : 4,131,884.01 = 759,886.62 : x - Step 2: Convert to fraction form
2,754,430.62/4,131,884.01 = 759,886.62/x - Step 3: Cross multiply
2,754,430.62x = 4,131,884.01 × 759,886.62 - Step 4: Simplify right side
2,754,430.62x = 3,139,763,374,590.95 - Step 5: Solve for x
x = 3,139,763,374,590.95/2,754,430.62 - Step 6: Final answer
x = 1,139,895.61
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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.