Finding the Fourth Proportional to 2,183,769.24, 3,013,593.42 and 1,216,890.48
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Solution
The fourth proportional to 2,183,769.24, 3,013,593.42 and 1,216,890.48 is: 1,679,304.33
Step by Step Solution
- Step 1: Write the proportion equation
2,183,769.24 : 3,013,593.42 = 1,216,890.48 : x - Step 2: Convert to fraction form
2,183,769.24/3,013,593.42 = 1,216,890.48/x - Step 3: Cross multiply
2,183,769.24x = 3,013,593.42 × 1,216,890.48 - Step 4: Simplify right side
2,183,769.24x = 3,667,213,143,388.64 - Step 5: Solve for x
x = 3,667,213,143,388.64/2,183,769.24 - Step 6: Final answer
x = 1,679,304.33
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.