Finding the Fourth Proportional to 1,303,462.53, 1,798,440.57 and 786,808.08
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Solution
The fourth proportional to 1,303,462.53, 1,798,440.57 and 786,808.08 is: 1,085,591.29
Step by Step Solution
- Step 1: Write the proportion equation
1,303,462.53 : 1,798,440.57 = 786,808.08 : x - Step 2: Convert to fraction form
1,303,462.53/1,798,440.57 = 786,808.08/x - Step 3: Cross multiply
1,303,462.53x = 1,798,440.57 × 786,808.08 - Step 4: Simplify right side
1,303,462.53x = 1,415,027,571,875.81 - Step 5: Solve for x
x = 1,415,027,571,875.81/1,303,462.53 - Step 6: Final answer
x = 1,085,591.29
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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.