Finding the Fourth Proportional to 3,821,547.11, 5,732,369.87 and 1,125,259.20
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Solution
The fourth proportional to 3,821,547.11, 5,732,369.87 and 1,125,259.20 is: 1,687,903.29
Step by Step Solution
- Step 1: Write the proportion equation
3,821,547.11 : 5,732,369.87 = 1,125,259.20 : x - Step 2: Convert to fraction form
3,821,547.11/5,732,369.87 = 1,125,259.20/x - Step 3: Cross multiply
3,821,547.11x = 5,732,369.87 × 1,125,259.20 - Step 4: Simplify right side
3,821,547.11x = 6,450,401,928,394.01 - Step 5: Solve for x
x = 6,450,401,928,394.01/3,821,547.11 - Step 6: Final answer
x = 1,687,903.29
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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.