Finding the Fourth Proportional to 1,921,325.48, 2,882,985.12 and 856,119.79
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Solution
The fourth proportional to 1,921,325.48, 2,882,985.12 and 856,119.79 is: 1,284,623.89
Step by Step Solution
- Step 1: Write the proportion equation
1,921,325.48 : 2,882,985.12 = 856,119.79 : x - Step 2: Convert to fraction form
1,921,325.48/2,882,985.12 = 856,119.79/x - Step 3: Cross multiply
1,921,325.48x = 2,882,985.12 × 856,119.79 - Step 4: Simplify right side
1,921,325.48x = 2,468,180,615,507.53 - Step 5: Solve for x
x = 2,468,180,615,507.53/1,921,325.48 - Step 6: Final answer
x = 1,284,623.89
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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.