Finding the Fourth Proportional to 1,577,310.66, 2,176,689.72 and 852,157.98
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Solution
The fourth proportional to 1,577,310.66, 2,176,689.72 and 852,157.98 is: 1,175,978.56
Step by Step Solution
- Step 1: Write the proportion equation
1,577,310.66 : 2,176,689.72 = 852,157.98 : x - Step 2: Convert to fraction form
1,577,310.66/2,176,689.72 = 852,157.98/x - Step 3: Cross multiply
1,577,310.66x = 2,176,689.72 × 852,157.98 - Step 4: Simplify right side
1,577,310.66x = 1,854,883,514,881.97 - Step 5: Solve for x
x = 1,854,883,514,881.97/1,577,310.66 - Step 6: Final answer
x = 1,175,978.56
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.