Finding the Fourth Proportional to 1,563,256.08, 2,331,740.83 and 1,419,745.14
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Solution
The fourth proportional to 1,563,256.08, 2,331,740.83 and 1,419,745.14 is: 2,117,681.01
Step by Step Solution
- Step 1: Write the proportion equation
1,563,256.08 : 2,331,740.83 = 1,419,745.14 : x - Step 2: Convert to fraction form
1,563,256.08/2,331,740.83 = 1,419,745.14/x - Step 3: Cross multiply
1,563,256.08x = 2,331,740.83 × 1,419,745.14 - Step 4: Simplify right side
1,563,256.08x = 3,310,477,711,132.07 - Step 5: Solve for x
x = 3,310,477,711,132.07/1,563,256.08 - Step 6: Final answer
x = 2,117,681.01
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.