Finding the Fourth Proportional to 3,787,227.47, 5,226,502.86 and 2,239,815.62
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Solution
The fourth proportional to 3,787,227.47, 5,226,502.86 and 2,239,815.62 is: 3,091,021.82
Step by Step Solution
- Step 1: Write the proportion equation
3,787,227.47 : 5,226,502.86 = 2,239,815.62 : x - Step 2: Convert to fraction form
3,787,227.47/5,226,502.86 = 2,239,815.62/x - Step 3: Cross multiply
3,787,227.47x = 5,226,502.86 × 2,239,815.62 - Step 4: Simplify right side
3,787,227.47x = 11,706,402,717,670.16 - Step 5: Solve for x
x = 11,706,402,717,670.16/3,787,227.47 - Step 6: Final answer
x = 3,091,021.82
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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.