Finding the Fourth Proportional to 3,036,548.16, 4,190,521.12 and 1,678,508.48
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Solution
The fourth proportional to 3,036,548.16, 4,190,521.12 and 1,678,508.48 is: 2,316,388.50
Step by Step Solution
- Step 1: Write the proportion equation
3,036,548.16 : 4,190,521.12 = 1,678,508.48 : x - Step 2: Convert to fraction form
3,036,548.16/4,190,521.12 = 1,678,508.48/x - Step 3: Cross multiply
3,036,548.16x = 4,190,521.12 × 1,678,508.48 - Step 4: Simplify right side
3,036,548.16x = 7,033,825,235,539.10 - Step 5: Solve for x
x = 7,033,825,235,539.10/3,036,548.16 - Step 6: Final answer
x = 2,316,388.50
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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.