Finding the Fourth Proportional to 2,887,745.07, 3,985,119.68 and 1,598,606.98
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Solution
The fourth proportional to 2,887,745.07, 3,985,119.68 and 1,598,606.98 is: 2,206,095.07
Step by Step Solution
- Step 1: Write the proportion equation
2,887,745.07 : 3,985,119.68 = 1,598,606.98 : x - Step 2: Convert to fraction form
2,887,745.07/3,985,119.68 = 1,598,606.98/x - Step 3: Cross multiply
2,887,745.07x = 3,985,119.68 × 1,598,606.98 - Step 4: Simplify right side
2,887,745.07x = 6,370,640,140,579.88 - Step 5: Solve for x
x = 6,370,640,140,579.88/2,887,745.07 - Step 6: Final answer
x = 2,206,095.07
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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.