Finding the Fourth Proportional to 3,876,746.12, 5,815,117.80 and 1,036,784.44
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Solution
The fourth proportional to 3,876,746.12, 5,815,117.80 and 1,036,784.44 is: 1,555,176.29
Step by Step Solution
- Step 1: Write the proportion equation
3,876,746.12 : 5,815,117.80 = 1,036,784.44 : x - Step 2: Convert to fraction form
3,876,746.12/5,815,117.80 = 1,036,784.44/x - Step 3: Cross multiply
3,876,746.12x = 5,815,117.80 × 1,036,784.44 - Step 4: Simplify right side
3,876,746.12x = 6,029,023,651,807.03 - Step 5: Solve for x
x = 6,029,023,651,807.03/3,876,746.12 - Step 6: Final answer
x = 1,555,176.29
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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.