Finding the Fourth Proportional to 1,168,248.26, 1,612,182.59 and 631,704.26
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Solution
The fourth proportional to 1,168,248.26, 1,612,182.59 and 631,704.26 is: 871,751.87
Step by Step Solution
- Step 1: Write the proportion equation
1,168,248.26 : 1,612,182.59 = 631,704.26 : x - Step 2: Convert to fraction form
1,168,248.26/1,612,182.59 = 631,704.26/x - Step 3: Cross multiply
1,168,248.26x = 1,612,182.59 × 631,704.26 - Step 4: Simplify right side
1,168,248.26x = 1,018,422,610,000.83 - Step 5: Solve for x
x = 1,018,422,610,000.83/1,168,248.26 - Step 6: Final answer
x = 871,751.87
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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.