Finding the Fourth Proportional to 4,219,071.99, 6,328,903.23 and 2,088,584.07
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Solution
The fourth proportional to 4,219,071.99, 6,328,903.23 and 2,088,584.07 is: 3,133,022.26
Step by Step Solution
- Step 1: Write the proportion equation
4,219,071.99 : 6,328,903.23 = 2,088,584.07 : x - Step 2: Convert to fraction form
4,219,071.99/6,328,903.23 = 2,088,584.07/x - Step 3: Cross multiply
4,219,071.99x = 6,328,903.23 × 2,088,584.07 - Step 4: Simplify right side
4,219,071.99x = 13,218,446,466,749.55 - Step 5: Solve for x
x = 13,218,446,466,749.55/4,219,071.99 - Step 6: Final answer
x = 3,133,022.26
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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.