Finding the Fourth Proportional to 1,343,683.62, 1,854,493.99 and 792,459.91
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Solution
The fourth proportional to 1,343,683.62, 1,854,493.99 and 792,459.91 is: 1,093,718.88
Step by Step Solution
- Step 1: Write the proportion equation
1,343,683.62 : 1,854,493.99 = 792,459.91 : x - Step 2: Convert to fraction form
1,343,683.62/1,854,493.99 = 792,459.91/x - Step 3: Cross multiply
1,343,683.62x = 1,854,493.99 × 792,459.91 - Step 4: Simplify right side
1,343,683.62x = 1,469,612,140,410.94 - Step 5: Solve for x
x = 1,469,612,140,410.94/1,343,683.62 - Step 6: Final answer
x = 1,093,718.88
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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.