Finding the Fourth Proportional to 2,305,038.01, 3,181,368.81 and 1,374,805.41
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Solution
The fourth proportional to 2,305,038.01, 3,181,368.81 and 1,374,805.41 is: 1,897,479.79
Step by Step Solution
- Step 1: Write the proportion equation
2,305,038.01 : 3,181,368.81 = 1,374,805.41 : x - Step 2: Convert to fraction form
2,305,038.01/3,181,368.81 = 1,374,805.41/x - Step 3: Cross multiply
2,305,038.01x = 3,181,368.81 × 1,374,805.41 - Step 4: Simplify right side
2,305,038.01x = 4,373,763,036,685.37 - Step 5: Solve for x
x = 4,373,763,036,685.37/2,305,038.01 - Step 6: Final answer
x = 1,897,479.79
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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.