Finding the Fourth Proportional to 2,631,398.81, 3,940,001.49 and 1,718,319.42
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Solution
The fourth proportional to 2,631,398.81, 3,940,001.49 and 1,718,319.42 is: 2,572,844.93
Step by Step Solution
- Step 1: Write the proportion equation
2,631,398.81 : 3,940,001.49 = 1,718,319.42 : x - Step 2: Convert to fraction form
2,631,398.81/3,940,001.49 = 1,718,319.42/x - Step 3: Cross multiply
2,631,398.81x = 3,940,001.49 × 1,718,319.42 - Step 4: Simplify right side
2,631,398.81x = 6,770,181,081,539.63 - Step 5: Solve for x
x = 6,770,181,081,539.63/2,631,398.81 - Step 6: Final answer
x = 2,572,844.93
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.