Finding the Fourth Proportional to 1,827,830.97, 2,522,485.61 and 1,012,034.70
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Solution
The fourth proportional to 1,827,830.97, 2,522,485.61 and 1,012,034.70 is: 1,396,651.55
Step by Step Solution
- Step 1: Write the proportion equation
1,827,830.97 : 2,522,485.61 = 1,012,034.70 : x - Step 2: Convert to fraction form
1,827,830.97/2,522,485.61 = 1,012,034.70/x - Step 3: Cross multiply
1,827,830.97x = 2,522,485.61 × 1,012,034.70 - Step 4: Simplify right side
1,827,830.97x = 2,552,842,962,510.49 - Step 5: Solve for x
x = 2,552,842,962,510.49/1,827,830.97 - Step 6: Final answer
x = 1,396,651.55
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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.