Finding the Fourth Proportional to 4,194,863.63, 5,789,355.98 and 2,564,225.49
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Solution
The fourth proportional to 4,194,863.63, 5,789,355.98 and 2,564,225.49 is: 3,538,902.69
Step by Step Solution
- Step 1: Write the proportion equation
4,194,863.63 : 5,789,355.98 = 2,564,225.49 : x - Step 2: Convert to fraction form
4,194,863.63/5,789,355.98 = 2,564,225.49/x - Step 3: Cross multiply
4,194,863.63x = 5,789,355.98 × 2,564,225.49 - Step 4: Simplify right side
4,194,863.63x = 14,845,214,174,599.93 - Step 5: Solve for x
x = 14,845,214,174,599.93/4,194,863.63 - Step 6: Final answer
x = 3,538,902.69
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.