Finding the Fourth Proportional to 2,519,640.49, 3,477,101.43 and 1,373,720.53
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Solution
The fourth proportional to 2,519,640.49, 3,477,101.43 and 1,373,720.53 is: 1,895,733.00
Step by Step Solution
- Step 1: Write the proportion equation
2,519,640.49 : 3,477,101.43 = 1,373,720.53 : x - Step 2: Convert to fraction form
2,519,640.49/3,477,101.43 = 1,373,720.53/x - Step 3: Cross multiply
2,519,640.49x = 3,477,101.43 × 1,373,720.53 - Step 4: Simplify right side
2,519,640.49x = 4,776,565,619,283.36 - Step 5: Solve for x
x = 4,776,565,619,283.36/2,519,640.49 - Step 6: Final answer
x = 1,895,733.00
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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.