Finding the Fourth Proportional to 1,348,611.74, 1,861,120.72 and 805,063
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Solution
The fourth proportional to 1,348,611.74, 1,861,120.72 and 805,063 is: 1,111,008.74
Step by Step Solution
- Step 1: Write the proportion equation
1,348,611.74 : 1,861,120.72 = 805,063 : x - Step 2: Convert to fraction form
1,348,611.74/1,861,120.72 = 805,063/x - Step 3: Cross multiply
1,348,611.74x = 1,861,120.72 × 805,063 - Step 4: Simplify right side
1,348,611.74x = 1,498,319,430,205.36 - Step 5: Solve for x
x = 1,498,319,430,205.36/1,348,611.74 - Step 6: Final answer
x = 1,111,008.74
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.