Finding the Fourth Proportional to 1,473,538.12, 2,210,299.78 and 1,273,249.08
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Solution
The fourth proportional to 1,473,538.12, 2,210,299.78 and 1,273,249.08 is: 1,909,867.23
Step by Step Solution
- Step 1: Write the proportion equation
1,473,538.12 : 2,210,299.78 = 1,273,249.08 : x - Step 2: Convert to fraction form
1,473,538.12/2,210,299.78 = 1,273,249.08/x - Step 3: Cross multiply
1,473,538.12x = 2,210,299.78 × 1,273,249.08 - Step 4: Simplify right side
1,473,538.12x = 2,814,262,161,409.20 - Step 5: Solve for x
x = 2,814,262,161,409.20/1,473,538.12 - Step 6: Final answer
x = 1,909,867.23
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.