Finding the Fourth Proportional to 1,550,786.82, 2,326,177.35 and 485,910.42
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Solution
The fourth proportional to 1,550,786.82, 2,326,177.35 and 485,910.42 is: 728,864.73
Step by Step Solution
- Step 1: Write the proportion equation
1,550,786.82 : 2,326,177.35 = 485,910.42 : x - Step 2: Convert to fraction form
1,550,786.82/2,326,177.35 = 485,910.42/x - Step 3: Cross multiply
1,550,786.82x = 2,326,177.35 × 485,910.42 - Step 4: Simplify right side
1,550,786.82x = 1,130,313,813,132.99 - Step 5: Solve for x
x = 1,130,313,813,132.99/1,550,786.82 - Step 6: Final answer
x = 728,864.73
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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.