Finding the Fourth Proportional to 3,445,027.88, 4,754,104.10 and 1,917,108.84
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Solution
The fourth proportional to 3,445,027.88, 4,754,104.10 and 1,917,108.84 is: 2,645,591.07
Step by Step Solution
- Step 1: Write the proportion equation
3,445,027.88 : 4,754,104.10 = 1,917,108.84 : x - Step 2: Convert to fraction form
3,445,027.88/4,754,104.10 = 1,917,108.84/x - Step 3: Cross multiply
3,445,027.88x = 4,754,104.10 × 1,917,108.84 - Step 4: Simplify right side
3,445,027.88x = 9,114,134,996,390.24 - Step 5: Solve for x
x = 9,114,134,996,390.24/3,445,027.88 - Step 6: Final answer
x = 2,645,591.07
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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.