Finding the Fourth Proportional to 2,312,197.39, 3,461,385.96 and 1,398,615.08
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Solution
The fourth proportional to 2,312,197.39, 3,461,385.96 and 1,398,615.08 is: 2,093,742.78
Step by Step Solution
- Step 1: Write the proportion equation
2,312,197.39 : 3,461,385.96 = 1,398,615.08 : x - Step 2: Convert to fraction form
2,312,197.39/3,461,385.96 = 1,398,615.08/x - Step 3: Cross multiply
2,312,197.39x = 3,461,385.96 × 1,398,615.08 - Step 4: Simplify right side
2,312,197.39x = 4,841,146,594,363.20 - Step 5: Solve for x
x = 4,841,146,594,363.20/2,312,197.39 - Step 6: Final answer
x = 2,093,742.78
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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.