Finding the Fourth Proportional to 4,487,355.15, 6,733,134.80 and 2,211,638.99
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Solution
The fourth proportional to 4,487,355.15, 6,733,134.80 and 2,211,638.99 is: 3,318,494.51
Step by Step Solution
- Step 1: Write the proportion equation
4,487,355.15 : 6,733,134.80 = 2,211,638.99 : x - Step 2: Convert to fraction form
4,487,355.15/6,733,134.80 = 2,211,638.99/x - Step 3: Cross multiply
4,487,355.15x = 6,733,134.80 × 2,211,638.99 - Step 4: Simplify right side
4,487,355.15x = 14,891,263,424,616.10 - Step 5: Solve for x
x = 14,891,263,424,616.10/4,487,355.15 - Step 6: Final answer
x = 3,318,494.51
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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.