Finding the Fourth Proportional to 3,182,583.90, 4,773,746.36 and 786,368.18
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Solution
The fourth proportional to 3,182,583.90, 4,773,746.36 and 786,368.18 is: 1,179,520.27
Step by Step Solution
- Step 1: Write the proportion equation
3,182,583.90 : 4,773,746.36 = 786,368.18 : x - Step 2: Convert to fraction form
3,182,583.90/4,773,746.36 = 786,368.18/x - Step 3: Cross multiply
3,182,583.90x = 4,773,746.36 × 786,368.18 - Step 4: Simplify right side
3,182,583.90x = 3,753,922,236,894.83 - Step 5: Solve for x
x = 3,753,922,236,894.83/3,182,583.90 - Step 6: Final answer
x = 1,179,520.27
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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.