Finding the Fourth Proportional to 5,360,955.51, 7,398,175.74 and 2,913,566.69
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Solution
The fourth proportional to 5,360,955.51, 7,398,175.74 and 2,913,566.69 is: 4,020,753.08
Step by Step Solution
- Step 1: Write the proportion equation
5,360,955.51 : 7,398,175.74 = 2,913,566.69 : x - Step 2: Convert to fraction form
5,360,955.51/7,398,175.74 = 2,913,566.69/x - Step 3: Cross multiply
5,360,955.51x = 7,398,175.74 × 2,913,566.69 - Step 4: Simplify right side
5,360,955.51x = 21,555,078,365,839.22 - Step 5: Solve for x
x = 21,555,078,365,839.22/5,360,955.51 - Step 6: Final answer
x = 4,020,753.08
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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.