Finding the Fourth Proportional to 2,126,738.02, 2,934,887.97 and 1,159,850.74
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Solution
The fourth proportional to 2,126,738.02, 2,934,887.97 and 1,159,850.74 is: 1,600,588.30
Step by Step Solution
- Step 1: Write the proportion equation
2,126,738.02 : 2,934,887.97 = 1,159,850.74 : x - Step 2: Convert to fraction form
2,126,738.02/2,934,887.97 = 1,159,850.74/x - Step 3: Cross multiply
2,126,738.02x = 2,934,887.97 × 1,159,850.74 - Step 4: Simplify right side
2,126,738.02x = 3,404,031,983,821.60 - Step 5: Solve for x
x = 3,404,031,983,821.60/2,126,738.02 - Step 6: Final answer
x = 1,600,588.30
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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.