Finding the Fourth Proportional to 1,096,898.70, 1,645,737.74 and 489,631.98
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Solution
The fourth proportional to 1,096,898.70, 1,645,737.74 and 489,631.98 is: 734,621.92
Step by Step Solution
- Step 1: Write the proportion equation
1,096,898.70 : 1,645,737.74 = 489,631.98 : x - Step 2: Convert to fraction form
1,096,898.70/1,645,737.74 = 489,631.98/x - Step 3: Cross multiply
1,096,898.70x = 1,645,737.74 × 489,631.98 - Step 4: Simplify right side
1,096,898.70x = 805,805,828,196.93 - Step 5: Solve for x
x = 805,805,828,196.93/1,096,898.70 - Step 6: Final answer
x = 734,621.92
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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.