Finding the Fourth Proportional to 1,258,645.14, 1,887,267.87 and 416,737.62
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Solution
The fourth proportional to 1,258,645.14, 1,887,267.87 and 416,737.62 is: 624,874.71
Step by Step Solution
- Step 1: Write the proportion equation
1,258,645.14 : 1,887,267.87 = 416,737.62 : x - Step 2: Convert to fraction form
1,258,645.14/1,887,267.87 = 416,737.62/x - Step 3: Cross multiply
1,258,645.14x = 1,887,267.87 × 416,737.62 - Step 4: Simplify right side
1,258,645.14x = 786,495,520,446.27 - Step 5: Solve for x
x = 786,495,520,446.27/1,258,645.14 - Step 6: Final answer
x = 624,874.71
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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.