Finding the Fourth Proportional to 3,444,275.80, 5,163,614.32 and 1,201,988.44
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Solution
The fourth proportional to 3,444,275.80, 5,163,614.32 and 1,201,988.44 is: 1,802,005.73
Step by Step Solution
- Step 1: Write the proportion equation
3,444,275.80 : 5,163,614.32 = 1,201,988.44 : x - Step 2: Convert to fraction form
3,444,275.80/5,163,614.32 = 1,201,988.44/x - Step 3: Cross multiply
3,444,275.80x = 5,163,614.32 × 1,201,988.44 - Step 4: Simplify right side
3,444,275.80x = 6,206,604,721,258.46 - Step 5: Solve for x
x = 6,206,604,721,258.46/3,444,275.80 - Step 6: Final answer
x = 1,802,005.73
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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.