Finding the Fourth Proportional to 1,767,632.80, 2,651,794.80 and 702,493.60
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Solution
The fourth proportional to 1,767,632.80, 2,651,794.80 and 702,493.60 is: 1,053,877.75
Step by Step Solution
- Step 1: Write the proportion equation
1,767,632.80 : 2,651,794.80 = 702,493.60 : x - Step 2: Convert to fraction form
1,767,632.80/2,651,794.80 = 702,493.60/x - Step 3: Cross multiply
1,767,632.80x = 2,651,794.80 × 702,493.60 - Step 4: Simplify right side
1,767,632.80x = 1,862,868,875,513.28 - Step 5: Solve for x
x = 1,862,868,875,513.28/1,767,632.80 - Step 6: Final answer
x = 1,053,877.75
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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.