Finding the Fourth Proportional to 1,783,742.04, 2,675,585.88 and 1,236,129.12
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Solution
The fourth proportional to 1,783,742.04, 2,675,585.88 and 1,236,129.12 is: 1,854,174.84
Step by Step Solution
- Step 1: Write the proportion equation
1,783,742.04 : 2,675,585.88 = 1,236,129.12 : x - Step 2: Convert to fraction form
1,783,742.04/2,675,585.88 = 1,236,129.12/x - Step 3: Cross multiply
1,783,742.04x = 2,675,585.88 × 1,236,129.12 - Step 4: Simplify right side
1,783,742.04x = 3,307,369,619,328.83 - Step 5: Solve for x
x = 3,307,369,619,328.83/1,783,742.04 - Step 6: Final answer
x = 1,854,174.84
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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.