Finding the Fourth Proportional to 4,671,346.75, 6,449,646.01 and 3,021,493.09
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Solution
The fourth proportional to 4,671,346.75, 6,449,646.01 and 3,021,493.09 is: 4,171,722.18
Step by Step Solution
- Step 1: Write the proportion equation
4,671,346.75 : 6,449,646.01 = 3,021,493.09 : x - Step 2: Convert to fraction form
4,671,346.75/6,449,646.01 = 3,021,493.09/x - Step 3: Cross multiply
4,671,346.75x = 6,449,646.01 × 3,021,493.09 - Step 4: Simplify right side
4,671,346.75x = 19,487,560,852,161.07 - Step 5: Solve for x
x = 19,487,560,852,161.07/4,671,346.75 - Step 6: Final answer
x = 4,171,722.18
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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.