Finding the Fourth Proportional to 6,327,242.56, 9,490,645.14 and 1,778,326.84
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Solution
The fourth proportional to 6,327,242.56, 9,490,645.14 and 1,778,326.84 is: 2,667,428.79
Step by Step Solution
- Step 1: Write the proportion equation
6,327,242.56 : 9,490,645.14 = 1,778,326.84 : x - Step 2: Convert to fraction form
6,327,242.56/9,490,645.14 = 1,778,326.84/x - Step 3: Cross multiply
6,327,242.56x = 9,490,645.14 × 1,778,326.84 - Step 4: Simplify right side
6,327,242.56x = 16,877,468,981,377.56 - Step 5: Solve for x
x = 16,877,468,981,377.56/6,327,242.56 - Step 6: Final answer
x = 2,667,428.79
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.