Finding the Fourth Proportional to 4,374,783.60, 6,036,476.04 and 2,922,149.04
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Solution
The fourth proportional to 4,374,783.60, 6,036,476.04 and 2,922,149.04 is: 4,032,081.19
Step by Step Solution
- Step 1: Write the proportion equation
4,374,783.60 : 6,036,476.04 = 2,922,149.04 : x - Step 2: Convert to fraction form
4,374,783.60/6,036,476.04 = 2,922,149.04/x - Step 3: Cross multiply
4,374,783.60x = 6,036,476.04 × 2,922,149.04 - Step 4: Simplify right side
4,374,783.60x = 17,639,482,665,269 - Step 5: Solve for x
x = 17,639,482,665,269/4,374,783.60 - Step 6: Final answer
x = 4,032,081.19
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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.