Finding the Fourth Proportional to 3,356,879.85, 5,035,354.70 and 2,687,218.02
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Solution
The fourth proportional to 3,356,879.85, 5,035,354.70 and 2,687,218.02 is: 4,030,854.98
Step by Step Solution
- Step 1: Write the proportion equation
3,356,879.85 : 5,035,354.70 = 2,687,218.02 : x - Step 2: Convert to fraction form
3,356,879.85/5,035,354.70 = 2,687,218.02/x - Step 3: Cross multiply
3,356,879.85x = 5,035,354.70 × 2,687,218.02 - Step 4: Simplify right side
3,356,879.85x = 13,531,095,873,495.61 - Step 5: Solve for x
x = 13,531,095,873,495.61/3,356,879.85 - Step 6: Final answer
x = 4,030,854.98
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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.