Finding the Fourth Proportional to 5,637,072.49, 8,455,534.92 and 1,377,277.63
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Solution
The fourth proportional to 5,637,072.49, 8,455,534.92 and 1,377,277.63 is: 2,065,898.41
Step by Step Solution
- Step 1: Write the proportion equation
5,637,072.49 : 8,455,534.92 = 1,377,277.63 : x - Step 2: Convert to fraction form
5,637,072.49/8,455,534.92 = 1,377,277.63/x - Step 3: Cross multiply
5,637,072.49x = 8,455,534.92 × 1,377,277.63 - Step 4: Simplify right side
5,637,072.49x = 11,645,619,073,861.00 - Step 5: Solve for x
x = 11,645,619,073,861.00/5,637,072.49 - Step 6: Final answer
x = 2,065,898.41
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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.