Finding the Fourth Proportional to 4,450,577.40, 6,142,583.16 and 2,615,035.32
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Solution
The fourth proportional to 4,450,577.40, 6,142,583.16 and 2,615,035.32 is: 3,609,210.78
Step by Step Solution
- Step 1: Write the proportion equation
4,450,577.40 : 6,142,583.16 = 2,615,035.32 : x - Step 2: Convert to fraction form
4,450,577.40/6,142,583.16 = 2,615,035.32/x - Step 3: Cross multiply
4,450,577.40x = 6,142,583.16 × 2,615,035.32 - Step 4: Simplify right side
4,450,577.40x = 16,063,071,919,437.21 - Step 5: Solve for x
x = 16,063,071,919,437.21/4,450,577.40 - Step 6: Final answer
x = 3,609,210.78
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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.