Finding the Fourth Proportional to 2,888,395.49, 3,986,110.22 and 1,599,235.80
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Solution
The fourth proportional to 2,888,395.49, 3,986,110.22 and 1,599,235.80 is: 2,207,014.31
Step by Step Solution
- Step 1: Write the proportion equation
2,888,395.49 : 3,986,110.22 = 1,599,235.80 : x - Step 2: Convert to fraction form
2,888,395.49/3,986,110.22 = 1,599,235.80/x - Step 3: Cross multiply
2,888,395.49x = 3,986,110.22 × 1,599,235.80 - Step 4: Simplify right side
2,888,395.49x = 6,374,730,158,573.70 - Step 5: Solve for x
x = 6,374,730,158,573.70/2,888,395.49 - Step 6: Final answer
x = 2,207,014.31
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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.