Finding the Fourth Proportional to 1,860,866.16, 2,790,832.64 and 1,361,310
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Solution
The fourth proportional to 1,860,866.16, 2,790,832.64 and 1,361,310 is: 2,041,623.66
Step by Step Solution
- Step 1: Write the proportion equation
1,860,866.16 : 2,790,832.64 = 1,361,310 : x - Step 2: Convert to fraction form
1,860,866.16/2,790,832.64 = 1,361,310/x - Step 3: Cross multiply
1,860,866.16x = 2,790,832.64 × 1,361,310 - Step 4: Simplify right side
1,860,866.16x = 3,799,188,381,158.40 - Step 5: Solve for x
x = 3,799,188,381,158.40/1,860,866.16 - Step 6: Final answer
x = 2,041,623.66
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.