Finding the Fourth Proportional to 2,612,613.49, 3,605,207.57 and 1,466,472.40
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Solution
The fourth proportional to 2,612,613.49, 3,605,207.57 and 1,466,472.40 is: 2,023,620.18
Step by Step Solution
- Step 1: Write the proportion equation
2,612,613.49 : 3,605,207.57 = 1,466,472.40 : x - Step 2: Convert to fraction form
2,612,613.49/3,605,207.57 = 1,466,472.40/x - Step 3: Cross multiply
2,612,613.49x = 3,605,207.57 × 1,466,472.40 - Step 4: Simplify right side
2,612,613.49x = 5,286,937,390,343.71 - Step 5: Solve for x
x = 5,286,937,390,343.71/2,612,613.49 - Step 6: Final answer
x = 2,023,620.18
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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.