Finding the Fourth Proportional to 2,678,302.41, 4,017,009.47 and 881,207.79
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Solution
The fourth proportional to 2,678,302.41, 4,017,009.47 and 881,207.79 is: 1,321,665.55
Step by Step Solution
- Step 1: Write the proportion equation
2,678,302.41 : 4,017,009.47 = 881,207.79 : x - Step 2: Convert to fraction form
2,678,302.41/4,017,009.47 = 881,207.79/x - Step 3: Cross multiply
2,678,302.41x = 4,017,009.47 × 881,207.79 - Step 4: Simplify right side
2,678,302.41x = 3,539,820,033,061.73 - Step 5: Solve for x
x = 3,539,820,033,061.73/2,678,302.41 - Step 6: Final answer
x = 1,321,665.55
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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.