Finding the Fourth Proportional to 4,677,574.75, 6,455,053.16 and 2,531,398.75
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Solution
The fourth proportional to 4,677,574.75, 6,455,053.16 and 2,531,398.75 is: 3,493,330.28
Step by Step Solution
- Step 1: Write the proportion equation
4,677,574.75 : 6,455,053.16 = 2,531,398.75 : x - Step 2: Convert to fraction form
4,677,574.75/6,455,053.16 = 2,531,398.75/x - Step 3: Cross multiply
4,677,574.75x = 6,455,053.16 × 2,531,398.75 - Step 4: Simplify right side
4,677,574.75x = 16,340,313,500,407.55 - Step 5: Solve for x
x = 16,340,313,500,407.55/4,677,574.75 - Step 6: Final answer
x = 3,493,330.28
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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.