Finding the Fourth Proportional to 5,118,757.36, 7,679,571 and 2,240,374.84
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Solution
The fourth proportional to 5,118,757.36, 7,679,571 and 2,240,374.84 is: 3,361,190.31
Step by Step Solution
- Step 1: Write the proportion equation
5,118,757.36 : 7,679,571 = 2,240,374.84 : x - Step 2: Convert to fraction form
5,118,757.36/7,679,571 = 2,240,374.84/x - Step 3: Cross multiply
5,118,757.36x = 7,679,571 × 2,240,374.84 - Step 4: Simplify right side
5,118,757.36x = 17,205,117,650,393.64 - Step 5: Solve for x
x = 17,205,117,650,393.64/5,118,757.36 - Step 6: Final answer
x = 3,361,190.31
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.