Finding the Fourth Proportional to 3,468,478.93, 5,200,353.68 and 1,759,326.53
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Solution
The fourth proportional to 3,468,478.93, 5,200,353.68 and 1,759,326.53 is: 2,637,790.33
Step by Step Solution
- Step 1: Write the proportion equation
3,468,478.93 : 5,200,353.68 = 1,759,326.53 : x - Step 2: Convert to fraction form
3,468,478.93/5,200,353.68 = 1,759,326.53/x - Step 3: Cross multiply
3,468,478.93x = 5,200,353.68 × 1,759,326.53 - Step 4: Simplify right side
3,468,478.93x = 9,149,120,194,607.13 - Step 5: Solve for x
x = 9,149,120,194,607.13/3,468,478.93 - Step 6: Final answer
x = 2,637,790.33
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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.