Finding the Fourth Proportional to 2,107,646.26, 3,161,477.62 and 510,206.74
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Solution
The fourth proportional to 2,107,646.26, 3,161,477.62 and 510,206.74 is: 765,312.10
Step by Step Solution
- Step 1: Write the proportion equation
2,107,646.26 : 3,161,477.62 = 510,206.74 : x - Step 2: Convert to fraction form
2,107,646.26/3,161,477.62 = 510,206.74/x - Step 3: Cross multiply
2,107,646.26x = 3,161,477.62 × 510,206.74 - Step 4: Simplify right side
2,107,646.26x = 1,613,007,190,083.16 - Step 5: Solve for x
x = 1,613,007,190,083.16/2,107,646.26 - Step 6: Final answer
x = 765,312.10
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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.