Finding the Fourth Proportional to 2,807,352.96, 3,874,177.60 and 1,518,218.40
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Solution
The fourth proportional to 2,807,352.96, 3,874,177.60 and 1,518,218.40 is: 2,095,157.89
Step by Step Solution
- Step 1: Write the proportion equation
2,807,352.96 : 3,874,177.60 = 1,518,218.40 : x - Step 2: Convert to fraction form
2,807,352.96/3,874,177.60 = 1,518,218.40/x - Step 3: Cross multiply
2,807,352.96x = 3,874,177.60 × 1,518,218.40 - Step 4: Simplify right side
2,807,352.96x = 5,881,847,717,187.84 - Step 5: Solve for x
x = 5,881,847,717,187.84/2,807,352.96 - Step 6: Final answer
x = 2,095,157.89
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.