Finding the Fourth Proportional to 1,883,309.80, 2,824,964.70 and 685,271.20
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Solution
The fourth proportional to 1,883,309.80, 2,824,964.70 and 685,271.20 is: 1,027,906.80
Step by Step Solution
- Step 1: Write the proportion equation
1,883,309.80 : 2,824,964.70 = 685,271.20 : x - Step 2: Convert to fraction form
1,883,309.80/2,824,964.70 = 685,271.20/x - Step 3: Cross multiply
1,883,309.80x = 2,824,964.70 × 685,271.20 - Step 4: Simplify right side
1,883,309.80x = 1,935,866,949,926.64 - Step 5: Solve for x
x = 1,935,866,949,926.64/1,883,309.80 - Step 6: Final answer
x = 1,027,906.80
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.