Finding the Fourth Proportional to 4,274,443.67, 6,411,864.76 and 2,379,758.09
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Solution
The fourth proportional to 4,274,443.67, 6,411,864.76 and 2,379,758.09 is: 3,569,748.06
Step by Step Solution
- Step 1: Write the proportion equation
4,274,443.67 : 6,411,864.76 = 2,379,758.09 : x - Step 2: Convert to fraction form
4,274,443.67/6,411,864.76 = 2,379,758.09/x - Step 3: Cross multiply
4,274,443.67x = 6,411,864.76 × 2,379,758.09 - Step 4: Simplify right side
4,274,443.67x = 15,258,686,996,587.19 - Step 5: Solve for x
x = 15,258,686,996,587.19/4,274,443.67 - Step 6: Final answer
x = 3,569,748.06
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.