Finding the Fourth Proportional to 3,328,025.29, 4,992,052.28 and 1,053,560.66
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Solution
The fourth proportional to 3,328,025.29, 4,992,052.28 and 1,053,560.66 is: 1,580,345.52
Step by Step Solution
- Step 1: Write the proportion equation
3,328,025.29 : 4,992,052.28 = 1,053,560.66 : x - Step 2: Convert to fraction form
3,328,025.29/4,992,052.28 = 1,053,560.66/x - Step 3: Cross multiply
3,328,025.29x = 4,992,052.28 × 1,053,560.66 - Step 4: Simplify right side
3,328,025.29x = 5,259,429,864,643.24 - Step 5: Solve for x
x = 5,259,429,864,643.24/3,328,025.29 - Step 6: Final answer
x = 1,580,345.52
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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.