Finding the Fourth Proportional to 5,451,026.80, 8,169,541.80 and 4,182,566.80
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Solution
The fourth proportional to 5,451,026.80, 8,169,541.80 and 4,182,566.80 is: 6,268,480.34
Step by Step Solution
- Step 1: Write the proportion equation
5,451,026.80 : 8,169,541.80 = 4,182,566.80 : x - Step 2: Convert to fraction form
5,451,026.80/8,169,541.80 = 4,182,566.80/x - Step 3: Cross multiply
5,451,026.80x = 8,169,541.80 × 4,182,566.80 - Step 4: Simplify right side
5,451,026.80x = 34,169,654,303,892.24 - Step 5: Solve for x
x = 34,169,654,303,892.24/5,451,026.80 - Step 6: Final answer
x = 6,268,480.34
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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.