Finding the Fourth Proportional to 5,874,878.28, 8,107,309.80 and 3,296,552.76
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Solution
The fourth proportional to 5,874,878.28, 8,107,309.80 and 3,296,552.76 is: 4,549,230.34
Step by Step Solution
- Step 1: Write the proportion equation
5,874,878.28 : 8,107,309.80 = 3,296,552.76 : x - Step 2: Convert to fraction form
5,874,878.28/8,107,309.80 = 3,296,552.76/x - Step 3: Cross multiply
5,874,878.28x = 8,107,309.80 × 3,296,552.76 - Step 4: Simplify right side
5,874,878.28x = 26,726,174,497,365.05 - Step 5: Solve for x
x = 26,726,174,497,365.05/5,874,878.28 - Step 6: Final answer
x = 4,549,230.34
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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.