Finding the Fourth Proportional to 1,135,263.79, 1,567,043.67 and 676,522.21
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Solution
The fourth proportional to 1,135,263.79, 1,567,043.67 and 676,522.21 is: 933,826.88
Step by Step Solution
- Step 1: Write the proportion equation
1,135,263.79 : 1,567,043.67 = 676,522.21 : x - Step 2: Convert to fraction form
1,135,263.79/1,567,043.67 = 676,522.21/x - Step 3: Cross multiply
1,135,263.79x = 1,567,043.67 × 676,522.21 - Step 4: Simplify right side
1,135,263.79x = 1,060,139,843,412.30 - Step 5: Solve for x
x = 1,060,139,843,412.30/1,135,263.79 - Step 6: Final answer
x = 933,826.88
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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.