Finding the Fourth Proportional to 4,250,155.64, 5,865,138.06 and 2,316,402.68
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Solution
The fourth proportional to 4,250,155.64, 5,865,138.06 and 2,316,402.68 is: 3,196,593.88
Step by Step Solution
- Step 1: Write the proportion equation
4,250,155.64 : 5,865,138.06 = 2,316,402.68 : x - Step 2: Convert to fraction form
4,250,155.64/5,865,138.06 = 2,316,402.68/x - Step 3: Cross multiply
4,250,155.64x = 5,865,138.06 × 2,316,402.68 - Step 4: Simplify right side
4,250,155.64x = 13,586,021,520,754 - Step 5: Solve for x
x = 13,586,021,520,754/4,250,155.64 - Step 6: Final answer
x = 3,196,593.88
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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.