Finding the Fourth Proportional to 1,125,318.62, 1,552,942.32 and 616,053.80
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Solution
The fourth proportional to 1,125,318.62, 1,552,942.32 and 616,053.80 is: 850,155.68
Step by Step Solution
- Step 1: Write the proportion equation
1,125,318.62 : 1,552,942.32 = 616,053.80 : x - Step 2: Convert to fraction form
1,125,318.62/1,552,942.32 = 616,053.80/x - Step 3: Cross multiply
1,125,318.62x = 1,552,942.32 × 616,053.80 - Step 4: Simplify right side
1,125,318.62x = 956,696,017,416.82 - Step 5: Solve for x
x = 956,696,017,416.82/1,125,318.62 - Step 6: Final answer
x = 850,155.68
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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.