Finding the Fourth Proportional to 1,341,167.90, 1,850,860.29 and 768,318.79
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Solution
The fourth proportional to 1,341,167.90, 1,850,860.29 and 768,318.79 is: 1,060,307.76
Step by Step Solution
- Step 1: Write the proportion equation
1,341,167.90 : 1,850,860.29 = 768,318.79 : x - Step 2: Convert to fraction form
1,341,167.90/1,850,860.29 = 768,318.79/x - Step 3: Cross multiply
1,341,167.90x = 1,850,860.29 × 768,318.79 - Step 4: Simplify right side
1,341,167.90x = 1,422,050,738,471.85 - Step 5: Solve for x
x = 1,422,050,738,471.85/1,341,167.90 - Step 6: Final answer
x = 1,060,307.76
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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.