Finding the Fourth Proportional to 1,563,254.08, 2,331,737.86 and 1,419,743.14
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Solution
The fourth proportional to 1,563,254.08, 2,331,737.86 and 1,419,743.14 is: 2,117,678.04
Step by Step Solution
- Step 1: Write the proportion equation
1,563,254.08 : 2,331,737.86 = 1,419,743.14 : x - Step 2: Convert to fraction form
1,563,254.08/2,331,737.86 = 1,419,743.14/x - Step 3: Cross multiply
1,563,254.08x = 2,331,737.86 × 1,419,743.14 - Step 4: Simplify right side
1,563,254.08x = 3,310,468,831,013.28 - Step 5: Solve for x
x = 3,310,468,831,013.28/1,563,254.08 - Step 6: Final answer
x = 2,117,678.04
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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.