Finding the Fourth Proportional to 5,174,656.03, 7,753,403.21 and 3,146,765.75
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Solution
The fourth proportional to 5,174,656.03, 7,753,403.21 and 3,146,765.75 is: 4,714,930.52
Step by Step Solution
- Step 1: Write the proportion equation
5,174,656.03 : 7,753,403.21 = 3,146,765.75 : x - Step 2: Convert to fraction form
5,174,656.03/7,753,403.21 = 3,146,765.75/x - Step 3: Cross multiply
5,174,656.03x = 7,753,403.21 × 3,146,765.75 - Step 4: Simplify right side
5,174,656.03x = 24,398,143,667,168.06 - Step 5: Solve for x
x = 24,398,143,667,168.06/5,174,656.03 - Step 6: Final answer
x = 4,714,930.52
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.