Finding the Fourth Proportional to 2,903,602.10, 4,006,946.61 and 1,614,431.21
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Solution
The fourth proportional to 2,903,602.10, 4,006,946.61 and 1,614,431.21 is: 2,227,901.56
Step by Step Solution
- Step 1: Write the proportion equation
2,903,602.10 : 4,006,946.61 = 1,614,431.21 : x - Step 2: Convert to fraction form
2,903,602.10/4,006,946.61 = 1,614,431.21/x - Step 3: Cross multiply
2,903,602.10x = 4,006,946.61 × 1,614,431.21 - Step 4: Simplify right side
2,903,602.10x = 6,468,939,643,952.97 - Step 5: Solve for x
x = 6,468,939,643,952.97/2,903,602.10 - Step 6: Final answer
x = 2,227,901.56
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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.