Finding the Fourth Proportional to 3,644,558.26, 5,024,293.86 and 2,827,320.10
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Solution
The fourth proportional to 3,644,558.26, 5,024,293.86 and 2,827,320.10 is: 3,897,670.45
Step by Step Solution
- Step 1: Write the proportion equation
3,644,558.26 : 5,024,293.86 = 2,827,320.10 : x - Step 2: Convert to fraction form
3,644,558.26/5,024,293.86 = 2,827,320.10/x - Step 3: Cross multiply
3,644,558.26x = 5,024,293.86 × 2,827,320.10 - Step 4: Simplify right side
3,644,558.26x = 14,205,287,018,684.59 - Step 5: Solve for x
x = 14,205,287,018,684.59/3,644,558.26 - Step 6: Final answer
x = 3,897,670.45
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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.