Finding the Fourth Proportional to 1,705,523.84, 2,353,354.74 and 980,231.52
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Solution
The fourth proportional to 1,705,523.84, 2,353,354.74 and 980,231.52 is: 1,352,565.38
Step by Step Solution
- Step 1: Write the proportion equation
1,705,523.84 : 2,353,354.74 = 980,231.52 : x - Step 2: Convert to fraction form
1,705,523.84/2,353,354.74 = 980,231.52/x - Step 3: Cross multiply
1,705,523.84x = 2,353,354.74 × 980,231.52 - Step 4: Simplify right side
1,705,523.84x = 2,306,832,493,889.41 - Step 5: Solve for x
x = 2,306,832,493,889.41/1,705,523.84 - Step 6: Final answer
x = 1,352,565.38
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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.