Finding the Fourth Proportional to 4,440,686.46, 6,128,197.48 and 2,605,176.04
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Solution
The fourth proportional to 4,440,686.46, 6,128,197.48 and 2,605,176.04 is: 3,595,172.37
Step by Step Solution
- Step 1: Write the proportion equation
4,440,686.46 : 6,128,197.48 = 2,605,176.04 : x - Step 2: Convert to fraction form
4,440,686.46/6,128,197.48 = 2,605,176.04/x - Step 3: Cross multiply
4,440,686.46x = 6,128,197.48 × 2,605,176.04 - Step 4: Simplify right side
4,440,686.46x = 15,965,033,243,284.38 - Step 5: Solve for x
x = 15,965,033,243,284.38/4,440,686.46 - Step 6: Final answer
x = 3,595,172.37
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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.