Finding the Fourth Proportional to 1,195,949.08, 1,791,893.58 and 721,637.80
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Solution
The fourth proportional to 1,195,949.08, 1,791,893.58 and 721,637.80 is: 1,081,231.77
Step by Step Solution
- Step 1: Write the proportion equation
1,195,949.08 : 1,791,893.58 = 721,637.80 : x - Step 2: Convert to fraction form
1,195,949.08/1,791,893.58 = 721,637.80/x - Step 3: Cross multiply
1,195,949.08x = 1,791,893.58 × 721,637.80 - Step 4: Simplify right side
1,195,949.08x = 1,293,098,140,905.32 - Step 5: Solve for x
x = 1,293,098,140,905.32/1,195,949.08 - Step 6: Final answer
x = 1,081,231.77
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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.