Finding the Fourth Proportional to 4,165,555.41, 5,748,998.28 and 2,330,115.66
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Solution
The fourth proportional to 4,165,555.41, 5,748,998.28 and 2,330,115.66 is: 3,215,857.10
Step by Step Solution
- Step 1: Write the proportion equation
4,165,555.41 : 5,748,998.28 = 2,330,115.66 : x - Step 2: Convert to fraction form
4,165,555.41/5,748,998.28 = 2,330,115.66/x - Step 3: Cross multiply
4,165,555.41x = 5,748,998.28 × 2,330,115.66 - Step 4: Simplify right side
4,165,555.41x = 13,395,830,921,541.07 - Step 5: Solve for x
x = 13,395,830,921,541.07/4,165,555.41 - Step 6: Final answer
x = 3,215,857.10
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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.