Finding the Fourth Proportional to 3,099,502.68, 4,649,125.08 and 1,078,204.32
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Solution
The fourth proportional to 3,099,502.68, 4,649,125.08 and 1,078,204.32 is: 1,617,261.63
Step by Step Solution
- Step 1: Write the proportion equation
3,099,502.68 : 4,649,125.08 = 1,078,204.32 : x - Step 2: Convert to fraction form
3,099,502.68/4,649,125.08 = 1,078,204.32/x - Step 3: Cross multiply
3,099,502.68x = 4,649,125.08 × 1,078,204.32 - Step 4: Simplify right side
3,099,502.68x = 5,012,706,745,476.35 - Step 5: Solve for x
x = 5,012,706,745,476.35/3,099,502.68 - Step 6: Final answer
x = 1,617,261.63
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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.