Finding the Fourth Proportional to 4,685,693.66, 7,029,499.11 and 1,611,285.20
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Solution
The fourth proportional to 4,685,693.66, 7,029,499.11 and 1,611,285.20 is: 2,417,257.45
Step by Step Solution
- Step 1: Write the proportion equation
4,685,693.66 : 7,029,499.11 = 1,611,285.20 : x - Step 2: Convert to fraction form
4,685,693.66/7,029,499.11 = 1,611,285.20/x - Step 3: Cross multiply
4,685,693.66x = 7,029,499.11 × 1,611,285.20 - Step 4: Simplify right side
4,685,693.66x = 11,326,527,896,929.92 - Step 5: Solve for x
x = 11,326,527,896,929.92/4,685,693.66 - Step 6: Final answer
x = 2,417,257.45
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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.