Finding the Fourth Proportional to 2,895,310.64, 3,995,348.28 and 1,748,713.52
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Solution
The fourth proportional to 2,895,310.64, 3,995,348.28 and 1,748,713.52 is: 2,413,115.70
Step by Step Solution
- Step 1: Write the proportion equation
2,895,310.64 : 3,995,348.28 = 1,748,713.52 : x - Step 2: Convert to fraction form
2,895,310.64/3,995,348.28 = 1,748,713.52/x - Step 3: Cross multiply
2,895,310.64x = 3,995,348.28 × 1,748,713.52 - Step 4: Simplify right side
2,895,310.64x = 6,986,719,554,344.75 - Step 5: Solve for x
x = 6,986,719,554,344.75/2,895,310.64 - Step 6: Final answer
x = 2,413,115.70
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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.