Finding the Fourth Proportional to 4,331,547.12, 5,977,462.68 and 2,397,766.80
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Solution
The fourth proportional to 4,331,547.12, 5,977,462.68 and 2,397,766.80 is: 3,308,878.14
Step by Step Solution
- Step 1: Write the proportion equation
4,331,547.12 : 5,977,462.68 = 2,397,766.80 : x - Step 2: Convert to fraction form
4,331,547.12/5,977,462.68 = 2,397,766.80/x - Step 3: Cross multiply
4,331,547.12x = 5,977,462.68 × 2,397,766.80 - Step 4: Simplify right side
4,331,547.12x = 14,332,561,562,343.02 - Step 5: Solve for x
x = 14,332,561,562,343.02/4,331,547.12 - Step 6: Final answer
x = 3,308,878.14
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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.