Finding the Fourth Proportional to 1,661,423.24, 2,292,766.11 and 897,476.81
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Solution
The fourth proportional to 1,661,423.24, 2,292,766.11 and 897,476.81 is: 1,238,519.10
Step by Step Solution
- Step 1: Write the proportion equation
1,661,423.24 : 2,292,766.11 = 897,476.81 : x - Step 2: Convert to fraction form
1,661,423.24/2,292,766.11 = 897,476.81/x - Step 3: Cross multiply
1,661,423.24x = 2,292,766.11 × 897,476.81 - Step 4: Simplify right side
1,661,423.24x = 2,057,704,403,015.08 - Step 5: Solve for x
x = 2,057,704,403,015.08/1,661,423.24 - Step 6: Final answer
x = 1,238,519.10
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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.