Finding the Fourth Proportional to 3,867,427.84, 5,772,753.39 and 3,582,418
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Solution
The fourth proportional to 3,867,427.84, 5,772,753.39 and 3,582,418 is: 5,347,330.71
Step by Step Solution
- Step 1: Write the proportion equation
3,867,427.84 : 5,772,753.39 = 3,582,418 : x - Step 2: Convert to fraction form
3,867,427.84/5,772,753.39 = 3,582,418/x - Step 3: Cross multiply
3,867,427.84x = 5,772,753.39 × 3,582,418 - Step 4: Simplify right side
3,867,427.84x = 20,680,415,644,940.98 - Step 5: Solve for x
x = 20,680,415,644,940.98/3,867,427.84 - Step 6: Final answer
x = 5,347,330.71
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.