Finding the Fourth Proportional to 2,021,070.36, 3,028,972.86 and 821,591.52
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Solution
The fourth proportional to 2,021,070.36, 3,028,972.86 and 821,591.52 is: 1,231,317.06
Step by Step Solution
- Step 1: Write the proportion equation
2,021,070.36 : 3,028,972.86 = 821,591.52 : x - Step 2: Convert to fraction form
2,021,070.36/3,028,972.86 = 821,591.52/x - Step 3: Cross multiply
2,021,070.36x = 3,028,972.86 × 821,591.52 - Step 4: Simplify right side
2,021,070.36x = 2,488,578,416,086.15 - Step 5: Solve for x
x = 2,488,578,416,086.15/2,021,070.36 - Step 6: Final answer
x = 1,231,317.06
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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.