Finding the Fourth Proportional to 4,579,801.74, 6,902,621.75 and 3,947,734.50
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Solution
The fourth proportional to 4,579,801.74, 6,902,621.75 and 3,947,734.50 is: 5,949,977.65
Step by Step Solution
- Step 1: Write the proportion equation
4,579,801.74 : 6,902,621.75 = 3,947,734.50 : x - Step 2: Convert to fraction form
4,579,801.74/6,902,621.75 = 3,947,734.50/x - Step 3: Cross multiply
4,579,801.74x = 6,902,621.75 × 3,947,734.50 - Step 4: Simplify right side
4,579,801.74x = 27,249,718,003,186.70 - Step 5: Solve for x
x = 27,249,718,003,186.70/4,579,801.74 - Step 6: Final answer
x = 5,949,977.65
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.