Finding the Fourth Proportional to 1,103,313.85, 1,522,562.70 and 613,270.53
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Solution
The fourth proportional to 1,103,313.85, 1,522,562.70 and 613,270.53 is: 846,307.55
Step by Step Solution
- Step 1: Write the proportion equation
1,103,313.85 : 1,522,562.70 = 613,270.53 : x - Step 2: Convert to fraction form
1,103,313.85/1,522,562.70 = 613,270.53/x - Step 3: Cross multiply
1,103,313.85x = 1,522,562.70 × 613,270.53 - Step 4: Simplify right side
1,103,313.85x = 933,742,836,287.00 - Step 5: Solve for x
x = 933,742,836,287.00/1,103,313.85 - Step 6: Final answer
x = 846,307.55
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.