Finding the Fourth Proportional to 2,888,376.14, 3,986,083.60 and 1,599,216.49
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Solution
The fourth proportional to 2,888,376.14, 3,986,083.60 and 1,599,216.49 is: 2,206,987.70
Step by Step Solution
- Step 1: Write the proportion equation
2,888,376.14 : 3,986,083.60 = 1,599,216.49 : x - Step 2: Convert to fraction form
2,888,376.14/3,986,083.60 = 1,599,216.49/x - Step 3: Cross multiply
2,888,376.14x = 3,986,083.60 × 1,599,216.49 - Step 4: Simplify right side
2,888,376.14x = 6,374,610,609,675.32 - Step 5: Solve for x
x = 6,374,610,609,675.32/2,888,376.14 - Step 6: Final answer
x = 2,206,987.70
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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.