Finding the Fourth Proportional to 1,838,261.28, 2,536,764.18 and 1,022,447.40
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Solution
The fourth proportional to 1,838,261.28, 2,536,764.18 and 1,022,447.40 is: 1,410,957.17
Step by Step Solution
- Step 1: Write the proportion equation
1,838,261.28 : 2,536,764.18 = 1,022,447.40 : x - Step 2: Convert to fraction form
1,838,261.28/2,536,764.18 = 1,022,447.40/x - Step 3: Cross multiply
1,838,261.28x = 2,536,764.18 × 1,022,447.40 - Step 4: Simplify right side
1,838,261.28x = 2,593,707,940,254.13 - Step 5: Solve for x
x = 2,593,707,940,254.13/1,838,261.28 - Step 6: Final answer
x = 1,410,957.17
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.