Finding the Fourth Proportional to 2,718,827.68, 4,078,241.29 and 1,294,565.80
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Solution
The fourth proportional to 2,718,827.68, 4,078,241.29 and 1,294,565.80 is: 1,941,848.59
Step by Step Solution
- Step 1: Write the proportion equation
2,718,827.68 : 4,078,241.29 = 1,294,565.80 : x - Step 2: Convert to fraction form
2,718,827.68/4,078,241.29 = 1,294,565.80/x - Step 3: Cross multiply
2,718,827.68x = 4,078,241.29 × 1,294,565.80 - Step 4: Simplify right side
2,718,827.68x = 5,279,551,698,181.88 - Step 5: Solve for x
x = 5,279,551,698,181.88/2,718,827.68 - Step 6: Final answer
x = 1,941,848.59
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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.