Finding the Fourth Proportional to 1,478,375.23, 2,040,160.71 and 799,311.73
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Solution
The fourth proportional to 1,478,375.23, 2,040,160.71 and 799,311.73 is: 1,103,051.75
Step by Step Solution
- Step 1: Write the proportion equation
1,478,375.23 : 2,040,160.71 = 799,311.73 : x - Step 2: Convert to fraction form
1,478,375.23/2,040,160.71 = 799,311.73/x - Step 3: Cross multiply
1,478,375.23x = 2,040,160.71 × 799,311.73 - Step 4: Simplify right side
1,478,375.23x = 1,630,724,386,588.13 - Step 5: Solve for x
x = 1,630,724,386,588.13/1,478,375.23 - Step 6: Final answer
x = 1,103,051.75
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.