Finding the Fourth Proportional to 5,085,852.75, 7,018,479.63 and 2,794,161.06
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Solution
The fourth proportional to 5,085,852.75, 7,018,479.63 and 2,794,161.06 is: 3,855,943.82
Step by Step Solution
- Step 1: Write the proportion equation
5,085,852.75 : 7,018,479.63 = 2,794,161.06 : x - Step 2: Convert to fraction form
5,085,852.75/7,018,479.63 = 2,794,161.06/x - Step 3: Cross multiply
5,085,852.75x = 7,018,479.63 × 2,794,161.06 - Step 4: Simplify right side
5,085,852.75x = 19,610,762,482,549.21 - Step 5: Solve for x
x = 19,610,762,482,549.21/5,085,852.75 - Step 6: Final answer
x = 3,855,943.82
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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.