Finding the Fourth Proportional to 4,600,322.38, 6,349,526.70 and 2,859,306.64
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Solution
The fourth proportional to 4,600,322.38, 6,349,526.70 and 2,859,306.64 is: 3,946,515.56
Step by Step Solution
- Step 1: Write the proportion equation
4,600,322.38 : 6,349,526.70 = 2,859,306.64 : x - Step 2: Convert to fraction form
4,600,322.38/6,349,526.70 = 2,859,306.64/x - Step 3: Cross multiply
4,600,322.38x = 6,349,526.70 × 2,859,306.64 - Step 4: Simplify right side
4,600,322.38x = 18,155,243,854,167.29 - Step 5: Solve for x
x = 18,155,243,854,167.29/4,600,322.38 - Step 6: Final answer
x = 3,946,515.56
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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.