Finding the Fourth Proportional to 5,174,685.60, 7,753,447.32 and 3,146,795.28
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Solution
The fourth proportional to 5,174,685.60, 7,753,447.32 and 3,146,795.28 is: 4,714,974.65
Step by Step Solution
- Step 1: Write the proportion equation
5,174,685.60 : 7,753,447.32 = 3,146,795.28 : x - Step 2: Convert to fraction form
5,174,685.60/7,753,447.32 = 3,146,795.28/x - Step 3: Cross multiply
5,174,685.60x = 7,753,447.32 × 3,146,795.28 - Step 4: Simplify right side
5,174,685.60x = 24,398,511,430,304.65 - Step 5: Solve for x
x = 24,398,511,430,304.65/5,174,685.60 - Step 6: Final answer
x = 4,714,974.65
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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.