Finding the Fourth Proportional to 5,589,784.76, 8,386,448.67 and 1,995,472.13
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Solution
The fourth proportional to 5,589,784.76, 8,386,448.67 and 1,995,472.13 is: 2,993,840.60
Step by Step Solution
- Step 1: Write the proportion equation
5,589,784.76 : 8,386,448.67 = 1,995,472.13 : x - Step 2: Convert to fraction form
5,589,784.76/8,386,448.67 = 1,995,472.13/x - Step 3: Cross multiply
5,589,784.76x = 8,386,448.67 × 1,995,472.13 - Step 4: Simplify right side
5,589,784.76x = 16,734,924,548,728.32 - Step 5: Solve for x
x = 16,734,924,548,728.32/5,589,784.76 - Step 6: Final answer
x = 2,993,840.60
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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.