Finding the Fourth Proportional to 1,264,987.99, 1,898,105.42 and 591,115.78
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Solution
The fourth proportional to 1,264,987.99, 1,898,105.42 and 591,115.78 is: 886,964.99
Step by Step Solution
- Step 1: Write the proportion equation
1,264,987.99 : 1,898,105.42 = 591,115.78 : x - Step 2: Convert to fraction form
1,264,987.99/1,898,105.42 = 591,115.78/x - Step 3: Cross multiply
1,264,987.99x = 1,898,105.42 × 591,115.78 - Step 4: Simplify right side
1,264,987.99x = 1,122,000,065,865.53 - Step 5: Solve for x
x = 1,122,000,065,865.53/1,264,987.99 - Step 6: Final answer
x = 886,964.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.