Finding the Fourth Proportional to 1,134,918.63, 1,700,485.68 and 933,137.10
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Solution
The fourth proportional to 1,134,918.63, 1,700,485.68 and 933,137.10 is: 1,398,149.82
Step by Step Solution
- Step 1: Write the proportion equation
1,134,918.63 : 1,700,485.68 = 933,137.10 : x - Step 2: Convert to fraction form
1,134,918.63/1,700,485.68 = 933,137.10/x - Step 3: Cross multiply
1,134,918.63x = 1,700,485.68 × 933,137.10 - Step 4: Simplify right side
1,134,918.63x = 1,586,786,276,026.73 - Step 5: Solve for x
x = 1,586,786,276,026.73/1,134,918.63 - Step 6: Final answer
x = 1,398,149.82
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.