Finding the Fourth Proportional to 1,628,774.88, 2,247,708.46 and 893,733.98
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Solution
The fourth proportional to 1,628,774.88, 2,247,708.46 and 893,733.98 is: 1,233,352.40
Step by Step Solution
- Step 1: Write the proportion equation
1,628,774.88 : 2,247,708.46 = 893,733.98 : x - Step 2: Convert to fraction form
1,628,774.88/2,247,708.46 = 893,733.98/x - Step 3: Cross multiply
1,628,774.88x = 2,247,708.46 × 893,733.98 - Step 4: Simplify right side
1,628,774.88x = 2,008,853,412,128.26 - Step 5: Solve for x
x = 2,008,853,412,128.26/1,628,774.88 - Step 6: Final answer
x = 1,233,352.40
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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.