Finding the Fourth Proportional to 1,607,758.96, 2,218,625.80 and 954,412.96
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Solution
The fourth proportional to 1,607,758.96, 2,218,625.80 and 954,412.96 is: 1,317,041.47
Step by Step Solution
- Step 1: Write the proportion equation
1,607,758.96 : 2,218,625.80 = 954,412.96 : x - Step 2: Convert to fraction form
1,607,758.96/2,218,625.80 = 954,412.96/x - Step 3: Cross multiply
1,607,758.96x = 2,218,625.80 × 954,412.96 - Step 4: Simplify right side
1,607,758.96x = 2,117,485,216,910.37 - Step 5: Solve for x
x = 2,117,485,216,910.37/1,607,758.96 - Step 6: Final answer
x = 1,317,041.47
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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.