Finding the Fourth Proportional to 5,743,587.71, 7,926,151.14 and 3,165,268.46
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Solution
The fourth proportional to 5,743,587.71, 7,926,151.14 and 3,165,268.46 is: 4,368,070.52
Step by Step Solution
- Step 1: Write the proportion equation
5,743,587.71 : 7,926,151.14 = 3,165,268.46 : x - Step 2: Convert to fraction form
5,743,587.71/7,926,151.14 = 3,165,268.46/x - Step 3: Cross multiply
5,743,587.71x = 7,926,151.14 × 3,165,268.46 - Step 4: Simplify right side
5,743,587.71x = 25,088,396,173,004.29 - Step 5: Solve for x
x = 25,088,396,173,004.29/5,743,587.71 - Step 6: Final answer
x = 4,368,070.52
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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.