Finding the Fourth Proportional to 1,612,514.81, 2,225,214.63 and 887,294.67
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Solution
The fourth proportional to 1,612,514.81, 2,225,214.63 and 887,294.67 is: 1,224,435.94
Step by Step Solution
- Step 1: Write the proportion equation
1,612,514.81 : 2,225,214.63 = 887,294.67 : x - Step 2: Convert to fraction form
1,612,514.81/2,225,214.63 = 887,294.67/x - Step 3: Cross multiply
1,612,514.81x = 2,225,214.63 × 887,294.67 - Step 4: Simplify right side
1,612,514.81x = 1,974,421,080,805.02 - Step 5: Solve for x
x = 1,974,421,080,805.02/1,612,514.81 - Step 6: Final answer
x = 1,224,435.94
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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.