Finding the Fourth Proportional to 2,438,525.92, 3,642,957.39 and 1,578,592.04
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Solution
The fourth proportional to 2,438,525.92, 3,642,957.39 and 1,578,592.04 is: 2,358,286.82
Step by Step Solution
- Step 1: Write the proportion equation
2,438,525.92 : 3,642,957.39 = 1,578,592.04 : x - Step 2: Convert to fraction form
2,438,525.92/3,642,957.39 = 1,578,592.04/x - Step 3: Cross multiply
2,438,525.92x = 3,642,957.39 × 1,578,592.04 - Step 4: Simplify right side
2,438,525.92x = 5,750,743,537,913.18 - Step 5: Solve for x
x = 5,750,743,537,913.18/2,438,525.92 - Step 6: Final answer
x = 2,358,286.82
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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.