Finding the Fourth Proportional to 2,439,403.20, 3,658,404.96 and 1,696,173.12
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Solution
The fourth proportional to 2,439,403.20, 3,658,404.96 and 1,696,173.12 is: 2,543,773.07
Step by Step Solution
- Step 1: Write the proportion equation
2,439,403.20 : 3,658,404.96 = 1,696,173.12 : x - Step 2: Convert to fraction form
2,439,403.20/3,658,404.96 = 1,696,173.12/x - Step 3: Cross multiply
2,439,403.20x = 3,658,404.96 × 1,696,173.12 - Step 4: Simplify right side
2,439,403.20x = 6,205,288,155,226.68 - Step 5: Solve for x
x = 6,205,288,155,226.68/2,439,403.20 - Step 6: Final answer
x = 2,543,773.07
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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.