Finding the Fourth Proportional to 1,167,157.62, 1,610,689.77 and 657,860.00
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Solution
The fourth proportional to 1,167,157.62, 1,610,689.77 and 657,860.00 is: 907,853.70
Step by Step Solution
- Step 1: Write the proportion equation
1,167,157.62 : 1,610,689.77 = 657,860.00 : x - Step 2: Convert to fraction form
1,167,157.62/1,610,689.77 = 657,860.00/x - Step 3: Cross multiply
1,167,157.62x = 1,610,689.77 × 657,860.00 - Step 4: Simplify right side
1,167,157.62x = 1,059,608,364,038.75 - Step 5: Solve for x
x = 1,059,608,364,038.75/1,167,157.62 - Step 6: Final answer
x = 907,853.70
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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.