Finding the Fourth Proportional to 1,790,341.98, 2,685,486.54 and 442,504.74
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Solution
The fourth proportional to 1,790,341.98, 2,685,486.54 and 442,504.74 is: 663,750.58
Step by Step Solution
- Step 1: Write the proportion equation
1,790,341.98 : 2,685,486.54 = 442,504.74 : x - Step 2: Convert to fraction form
1,790,341.98/2,685,486.54 = 442,504.74/x - Step 3: Cross multiply
1,790,341.98x = 2,685,486.54 × 442,504.74 - Step 4: Simplify right side
1,790,341.98x = 1,188,340,523,156.20 - Step 5: Solve for x
x = 1,188,340,523,156.20/1,790,341.98 - Step 6: Final answer
x = 663,750.58
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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.