Finding the Fourth Proportional to 1,634,910.56, 2,254,898.40 and 1,062,135.36
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Solution
The fourth proportional to 1,634,910.56, 2,254,898.40 and 1,062,135.36 is: 1,464,916.42
Step by Step Solution
- Step 1: Write the proportion equation
1,634,910.56 : 2,254,898.40 = 1,062,135.36 : x - Step 2: Convert to fraction form
1,634,910.56/2,254,898.40 = 1,062,135.36/x - Step 3: Cross multiply
1,634,910.56x = 2,254,898.40 × 1,062,135.36 - Step 4: Simplify right side
1,634,910.56x = 2,395,007,323,847.42 - Step 5: Solve for x
x = 2,395,007,323,847.42/1,634,910.56 - Step 6: Final answer
x = 1,464,916.42
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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.