Finding the Fourth Proportional to 2,953,738.36, 4,070,594.30 and 2,136,556.24
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Solution
The fourth proportional to 2,953,738.36, 4,070,594.30 and 2,136,556.24 is: 2,944,422.49
Step by Step Solution
- Step 1: Write the proportion equation
2,953,738.36 : 4,070,594.30 = 2,136,556.24 : x - Step 2: Convert to fraction form
2,953,738.36/4,070,594.30 = 2,136,556.24/x - Step 3: Cross multiply
2,953,738.36x = 4,070,594.30 × 2,136,556.24 - Step 4: Simplify right side
2,953,738.36x = 8,697,053,643,332.29 - Step 5: Solve for x
x = 8,697,053,643,332.29/2,953,738.36 - Step 6: Final answer
x = 2,944,422.49
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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.