Finding the Fourth Proportional to 2,529,188.24, 3,490,235.88 and 1,383,243.44
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Solution
The fourth proportional to 2,529,188.24, 3,490,235.88 and 1,383,243.44 is: 1,908,851.94
Step by Step Solution
- Step 1: Write the proportion equation
2,529,188.24 : 3,490,235.88 = 1,383,243.44 : x - Step 2: Convert to fraction form
2,529,188.24/3,490,235.88 = 1,383,243.44/x - Step 3: Cross multiply
2,529,188.24x = 3,490,235.88 × 1,383,243.44 - Step 4: Simplify right side
2,529,188.24x = 4,827,845,885,062.63 - Step 5: Solve for x
x = 4,827,845,885,062.63/2,529,188.24 - Step 6: Final answer
x = 1,908,851.94
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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.