Finding the Fourth Proportional to 5,925,226.62, 8,176,823.07 and 3,208,972.62
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Solution
The fourth proportional to 5,925,226.62, 8,176,823.07 and 3,208,972.62 is: 4,428,387.81
Step by Step Solution
- Step 1: Write the proportion equation
5,925,226.62 : 8,176,823.07 = 3,208,972.62 : x - Step 2: Convert to fraction form
5,925,226.62/8,176,823.07 = 3,208,972.62/x - Step 3: Cross multiply
5,925,226.62x = 8,176,823.07 × 3,208,972.62 - Step 4: Simplify right side
5,925,226.62x = 26,239,201,350,214.34 - Step 5: Solve for x
x = 26,239,201,350,214.34/5,925,226.62 - Step 6: Final answer
x = 4,428,387.81
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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.