Finding the Fourth Proportional to 1,614,141.70, 2,227,616.29 and 888,989.23
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Solution
The fourth proportional to 1,614,141.70, 2,227,616.29 and 888,989.23 is: 1,226,860.61
Step by Step Solution
- Step 1: Write the proportion equation
1,614,141.70 : 2,227,616.29 = 888,989.23 : x - Step 2: Convert to fraction form
1,614,141.70/2,227,616.29 = 888,989.23/x - Step 3: Cross multiply
1,614,141.70x = 2,227,616.29 × 888,989.23 - Step 4: Simplify right side
1,614,141.70x = 1,980,326,876,747.41 - Step 5: Solve for x
x = 1,980,326,876,747.41/1,614,141.70 - Step 6: Final answer
x = 1,226,860.61
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1.5x scale
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.