Finding the Fourth Proportional to 1,712,836.46, 2,363,542.02 and 948,747.26
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Solution
The fourth proportional to 1,712,836.46, 2,363,542.02 and 948,747.26 is: 1,309,175.78
Step by Step Solution
- Step 1: Write the proportion equation
1,712,836.46 : 2,363,542.02 = 948,747.26 : x - Step 2: Convert to fraction form
1,712,836.46/2,363,542.02 = 948,747.26/x - Step 3: Cross multiply
1,712,836.46x = 2,363,542.02 × 948,747.26 - Step 4: Simplify right side
1,712,836.46x = 2,242,404,015,369.87 - Step 5: Solve for x
x = 2,242,404,015,369.87/1,712,836.46 - Step 6: Final answer
x = 1,309,175.78
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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.