Finding the Fourth Proportional to 6,241,588.63, 8,610,959.28 and 3,917,124.70
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Solution
The fourth proportional to 6,241,588.63, 8,610,959.28 and 3,917,124.70 is: 5,404,105.15
Step by Step Solution
- Step 1: Write the proportion equation
6,241,588.63 : 8,610,959.28 = 3,917,124.70 : x - Step 2: Convert to fraction form
6,241,588.63/8,610,959.28 = 3,917,124.70/x - Step 3: Cross multiply
6,241,588.63x = 8,610,959.28 × 3,917,124.70 - Step 4: Simplify right side
6,241,588.63x = 33,730,201,286,382.21 - Step 5: Solve for x
x = 33,730,201,286,382.21/6,241,588.63 - Step 6: Final answer
x = 5,404,105.15
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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.