Finding the Fourth Proportional to 1,405,349.19, 2,104,831.17 and 1,099,839.87
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Solution
The fourth proportional to 1,405,349.19, 2,104,831.17 and 1,099,839.87 is: 1,647,261.23
Step by Step Solution
- Step 1: Write the proportion equation
1,405,349.19 : 2,104,831.17 = 1,099,839.87 : x - Step 2: Convert to fraction form
1,405,349.19/2,104,831.17 = 1,099,839.87/x - Step 3: Cross multiply
1,405,349.19x = 2,104,831.17 × 1,099,839.87 - Step 4: Simplify right side
1,405,349.19x = 2,314,977,240,384.75 - Step 5: Solve for x
x = 2,314,977,240,384.75/1,405,349.19 - Step 6: Final answer
x = 1,647,261.23
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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.