Finding the Fourth Proportional to 2,020,575.28, 2,788,354.36 and 1,102,811
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Solution
The fourth proportional to 2,020,575.28, 2,788,354.36 and 1,102,811 is: 1,521,857.61
Step by Step Solution
- Step 1: Write the proportion equation
2,020,575.28 : 2,788,354.36 = 1,102,811 : x - Step 2: Convert to fraction form
2,020,575.28/2,788,354.36 = 1,102,811/x - Step 3: Cross multiply
2,020,575.28x = 2,788,354.36 × 1,102,811 - Step 4: Simplify right side
2,020,575.28x = 3,075,027,860,105.96 - Step 5: Solve for x
x = 3,075,027,860,105.96/2,020,575.28 - Step 6: Final answer
x = 1,521,857.61
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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.