Finding the Fourth Proportional to 1,925,141.68, 2,656,715.20 and 1,065,683.49
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Solution
The fourth proportional to 1,925,141.68, 2,656,715.20 and 1,065,683.49 is: 1,470,654.11
Step by Step Solution
- Step 1: Write the proportion equation
1,925,141.68 : 2,656,715.20 = 1,065,683.49 : x - Step 2: Convert to fraction form
1,925,141.68/2,656,715.20 = 1,065,683.49/x - Step 3: Cross multiply
1,925,141.68x = 2,656,715.20 × 1,065,683.49 - Step 4: Simplify right side
1,925,141.68x = 2,831,217,519,639.63 - Step 5: Solve for x
x = 2,831,217,519,639.63/1,925,141.68 - Step 6: Final answer
x = 1,470,654.11
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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.