Finding the Fourth Proportional to 4,288,057.54, 6,423,677.43 and 2,487,157.54
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Solution
The fourth proportional to 4,288,057.54, 6,423,677.43 and 2,487,157.54 is: 3,725,858.99
Step by Step Solution
- Step 1: Write the proportion equation
4,288,057.54 : 6,423,677.43 = 2,487,157.54 : x - Step 2: Convert to fraction form
4,288,057.54/6,423,677.43 = 2,487,157.54/x - Step 3: Cross multiply
4,288,057.54x = 6,423,677.43 × 2,487,157.54 - Step 4: Simplify right side
4,288,057.54x = 15,976,697,754,552.32 - Step 5: Solve for x
x = 15,976,697,754,552.32/4,288,057.54 - Step 6: Final answer
x = 3,725,858.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.