Finding the Fourth Proportional to 5,183,231.34, 7,153,011.02 and 2,828,580.81
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Solution
The fourth proportional to 5,183,231.34, 7,153,011.02 and 2,828,580.81 is: 3,903,524.34
Step by Step Solution
- Step 1: Write the proportion equation
5,183,231.34 : 7,153,011.02 = 2,828,580.81 : x - Step 2: Convert to fraction form
5,183,231.34/7,153,011.02 = 2,828,580.81/x - Step 3: Cross multiply
5,183,231.34x = 7,153,011.02 × 2,828,580.81 - Step 4: Simplify right side
5,183,231.34x = 20,232,869,681,275.04 - Step 5: Solve for x
x = 20,232,869,681,275.04/5,183,231.34 - Step 6: Final answer
x = 3,903,524.34
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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.