Finding the Fourth Proportional to 5,822,380.72, 8,720,572.20 and 4,464,542.08
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Solution
The fourth proportional to 5,822,380.72, 8,720,572.20 and 4,464,542.08 is: 6,686,845.71
Step by Step Solution
- Step 1: Write the proportion equation
5,822,380.72 : 8,720,572.20 = 4,464,542.08 : x - Step 2: Convert to fraction form
5,822,380.72/8,720,572.20 = 4,464,542.08/x - Step 3: Cross multiply
5,822,380.72x = 8,720,572.20 × 4,464,542.08 - Step 4: Simplify right side
5,822,380.72x = 38,933,361,548,578.17 - Step 5: Solve for x
x = 38,933,361,548,578.17/5,822,380.72 - Step 6: Final answer
x = 6,686,845.71
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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.