Finding the Fourth Proportional to 5,267,898.18, 7,896,423.51 and 2,071,728.90
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Solution
The fourth proportional to 5,267,898.18, 7,896,423.51 and 2,071,728.90 is: 3,105,460.32
Step by Step Solution
- Step 1: Write the proportion equation
5,267,898.18 : 7,896,423.51 = 2,071,728.90 : x - Step 2: Convert to fraction form
5,267,898.18/7,896,423.51 = 2,071,728.90/x - Step 3: Cross multiply
5,267,898.18x = 7,896,423.51 × 2,071,728.90 - Step 4: Simplify right side
5,267,898.18x = 16,359,248,792,306.44 - Step 5: Solve for x
x = 16,359,248,792,306.44/5,267,898.18 - Step 6: Final answer
x = 3,105,460.32
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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.