Finding the Fourth Proportional to 1,531,704.24, 2,298,974.88 and 774,078.84
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Solution
The fourth proportional to 1,531,704.24, 2,298,974.88 and 774,078.84 is: 1,161,835.14
Step by Step Solution
- Step 1: Write the proportion equation
1,531,704.24 : 2,298,974.88 = 774,078.84 : x - Step 2: Convert to fraction form
1,531,704.24/2,298,974.88 = 774,078.84/x - Step 3: Cross multiply
1,531,704.24x = 2,298,974.88 × 774,078.84 - Step 4: Simplify right side
1,531,704.24x = 1,779,587,808,299.54 - Step 5: Solve for x
x = 1,779,587,808,299.54/1,531,704.24 - Step 6: Final answer
x = 1,161,835.14
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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.