Finding the Fourth Proportional to 1,520,847.13, 2,098,625.54 and 908,878.09
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Solution
The fourth proportional to 1,520,847.13, 2,098,625.54 and 908,878.09 is: 1,254,166.00
Step by Step Solution
- Step 1: Write the proportion equation
1,520,847.13 : 2,098,625.54 = 908,878.09 : x - Step 2: Convert to fraction form
1,520,847.13/2,098,625.54 = 908,878.09/x - Step 3: Cross multiply
1,520,847.13x = 2,098,625.54 × 908,878.09 - Step 4: Simplify right side
1,520,847.13x = 1,907,394,762,629.46 - Step 5: Solve for x
x = 1,907,394,762,629.46/1,520,847.13 - Step 6: Final answer
x = 1,254,166.00
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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.