Finding the Fourth Proportional to 3,565,098.63, 4,920,465.02 and 2,115,593.30
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Solution
The fourth proportional to 3,565,098.63, 4,920,465.02 and 2,115,593.30 is: 2,919,891.96
Step by Step Solution
- Step 1: Write the proportion equation
3,565,098.63 : 4,920,465.02 = 2,115,593.30 : x - Step 2: Convert to fraction form
3,565,098.63/4,920,465.02 = 2,115,593.30/x - Step 3: Cross multiply
3,565,098.63x = 4,920,465.02 × 2,115,593.30 - Step 4: Simplify right side
3,565,098.63x = 10,409,702,830,919.56 - Step 5: Solve for x
x = 10,409,702,830,919.56/3,565,098.63 - Step 6: Final answer
x = 2,919,891.96
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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.