Finding the Fourth Proportional to 1,862,120.74, 2,789,305.98 and 1,797,881.26
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Solution
The fourth proportional to 1,862,120.74, 2,789,305.98 and 1,797,881.26 is: 2,693,080.44
Step by Step Solution
- Step 1: Write the proportion equation
1,862,120.74 : 2,789,305.98 = 1,797,881.26 : x - Step 2: Convert to fraction form
1,862,120.74/2,789,305.98 = 1,797,881.26/x - Step 3: Cross multiply
1,862,120.74x = 2,789,305.98 × 1,797,881.26 - Step 4: Simplify right side
1,862,120.74x = 5,014,840,949,847.93 - Step 5: Solve for x
x = 5,014,840,949,847.93/1,862,120.74 - Step 6: Final answer
x = 2,693,080.44
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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.