Finding the Fourth Proportional to 1,228,249.01, 1,842,373.52 and 479,770.13
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Solution
The fourth proportional to 1,228,249.01, 1,842,373.52 and 479,770.13 is: 719,655.19
Step by Step Solution
- Step 1: Write the proportion equation
1,228,249.01 : 1,842,373.52 = 479,770.13 : x - Step 2: Convert to fraction form
1,228,249.01/1,842,373.52 = 479,770.13/x - Step 3: Cross multiply
1,228,249.01x = 1,842,373.52 × 479,770.13 - Step 4: Simplify right side
1,228,249.01x = 883,915,771,588.24 - Step 5: Solve for x
x = 883,915,771,588.24/1,228,249.01 - Step 6: Final answer
x = 719,655.19
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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.