Finding the Fourth Proportional to 1,855,174.80, 2,781,624.96 and 789,610.08
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Solution
The fourth proportional to 1,855,174.80, 2,781,624.96 and 789,610.08 is: 1,183,931.08
Step by Step Solution
- Step 1: Write the proportion equation
1,855,174.80 : 2,781,624.96 = 789,610.08 : x - Step 2: Convert to fraction form
1,855,174.80/2,781,624.96 = 789,610.08/x - Step 3: Cross multiply
1,855,174.80x = 2,781,624.96 × 789,610.08 - Step 4: Simplify right side
1,855,174.80x = 2,196,399,107,195.60 - Step 5: Solve for x
x = 2,196,399,107,195.60/1,855,174.80 - Step 6: Final answer
x = 1,183,931.08
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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.