Finding the Fourth Proportional to 2,888,376.79, 3,986,084.55 and 1,599,217.15
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Solution
The fourth proportional to 2,888,376.79, 3,986,084.55 and 1,599,217.15 is: 2,206,988.64
Step by Step Solution
- Step 1: Write the proportion equation
2,888,376.79 : 3,986,084.55 = 1,599,217.15 : x - Step 2: Convert to fraction form
2,888,376.79/3,986,084.55 = 1,599,217.15/x - Step 3: Cross multiply
2,888,376.79x = 3,986,084.55 × 1,599,217.15 - Step 4: Simplify right side
2,888,376.79x = 6,374,614,773,710.03 - Step 5: Solve for x
x = 6,374,614,773,710.03/2,888,376.79 - Step 6: Final answer
x = 2,206,988.64
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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.