Finding the Fourth Proportional to 1,604,691.30, 2,214,491.49 and 879,523.14
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Solution
The fourth proportional to 1,604,691.30, 2,214,491.49 and 879,523.14 is: 1,213,751.52
Step by Step Solution
- Step 1: Write the proportion equation
1,604,691.30 : 2,214,491.49 = 879,523.14 : x - Step 2: Convert to fraction form
1,604,691.30/2,214,491.49 = 879,523.14/x - Step 3: Cross multiply
1,604,691.30x = 2,214,491.49 × 879,523.14 - Step 4: Simplify right side
1,604,691.30x = 1,947,696,508,788.08 - Step 5: Solve for x
x = 1,947,696,508,788.08/1,604,691.30 - Step 6: Final answer
x = 1,213,751.52
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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.