Finding the Fourth Proportional to 3,835,055.99, 5,753,371.28 and 1,139,141.09
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Solution
The fourth proportional to 3,835,055.99, 5,753,371.28 and 1,139,141.09 is: 1,708,945.48
Step by Step Solution
- Step 1: Write the proportion equation
3,835,055.99 : 5,753,371.28 = 1,139,141.09 : x - Step 2: Convert to fraction form
3,835,055.99/5,753,371.28 = 1,139,141.09/x - Step 3: Cross multiply
3,835,055.99x = 5,753,371.28 × 1,139,141.09 - Step 4: Simplify right side
3,835,055.99x = 6,553,901,596,611.33 - Step 5: Solve for x
x = 6,553,901,596,611.33/3,835,055.99 - Step 6: Final answer
x = 1,708,945.48
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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.