Finding the Fourth Proportional to 5,925,175.71, 8,176,742.48 and 3,208,921.71
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Solution
The fourth proportional to 5,925,175.71, 8,176,742.48 and 3,208,921.71 is: 4,428,311.96
Step by Step Solution
- Step 1: Write the proportion equation
5,925,175.71 : 8,176,742.48 = 3,208,921.71 : x - Step 2: Convert to fraction form
5,925,175.71/8,176,742.48 = 3,208,921.71/x - Step 3: Cross multiply
5,925,175.71x = 8,176,742.48 × 3,208,921.71 - Step 4: Simplify right side
5,925,175.71x = 26,238,526,461,151.24 - Step 5: Solve for x
x = 26,238,526,461,151.24/5,925,175.71 - Step 6: Final answer
x = 4,428,311.96
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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.