Finding the Fourth Proportional to 2,699,740.36, 3,726,579.94 and 1,554,277.32
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Solution
The fourth proportional to 2,699,740.36, 3,726,579.94 and 1,554,277.32 is: 2,145,442.86
Step by Step Solution
- Step 1: Write the proportion equation
2,699,740.36 : 3,726,579.94 = 1,554,277.32 : x - Step 2: Convert to fraction form
2,699,740.36/3,726,579.94 = 1,554,277.32/x - Step 3: Cross multiply
2,699,740.36x = 3,726,579.94 × 1,554,277.32 - Step 4: Simplify right side
2,699,740.36x = 5,792,138,681,908.96 - Step 5: Solve for x
x = 5,792,138,681,908.96/2,699,740.36 - Step 6: Final answer
x = 2,145,442.86
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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.