Finding the Fourth Proportional to 1,786,758.63, 2,465,718.84 and 970,946.88
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Solution
The fourth proportional to 1,786,758.63, 2,465,718.84 and 970,946.88 is: 1,339,902.31
Step by Step Solution
- Step 1: Write the proportion equation
1,786,758.63 : 2,465,718.84 = 970,946.88 : x - Step 2: Convert to fraction form
1,786,758.63/2,465,718.84 = 970,946.88/x - Step 3: Cross multiply
1,786,758.63x = 2,465,718.84 × 970,946.88 - Step 4: Simplify right side
1,786,758.63x = 2,394,082,014,655.22 - Step 5: Solve for x
x = 2,394,082,014,655.22/1,786,758.63 - Step 6: Final answer
x = 1,339,902.31
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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.