Finding the Fourth Proportional to 1,341,122.84, 1,850,767.64 and 768,162.44
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Solution
The fourth proportional to 1,341,122.84, 1,850,767.64 and 768,162.44 is: 1,060,074.55
Step by Step Solution
- Step 1: Write the proportion equation
1,341,122.84 : 1,850,767.64 = 768,162.44 : x - Step 2: Convert to fraction form
1,341,122.84/1,850,767.64 = 768,162.44/x - Step 3: Cross multiply
1,341,122.84x = 1,850,767.64 × 768,162.44 - Step 4: Simplify right side
1,341,122.84x = 1,421,690,186,215.44 - Step 5: Solve for x
x = 1,421,690,186,215.44/1,341,122.84 - Step 6: Final answer
x = 1,060,074.55
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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.