Finding the Fourth Proportional to 1,843,572.64, 2,542,688.04 and 1,199,198.68
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Solution
The fourth proportional to 1,843,572.64, 2,542,688.04 and 1,199,198.68 is: 1,653,956.06
Step by Step Solution
- Step 1: Write the proportion equation
1,843,572.64 : 2,542,688.04 = 1,199,198.68 : x - Step 2: Convert to fraction form
1,843,572.64/2,542,688.04 = 1,199,198.68/x - Step 3: Cross multiply
1,843,572.64x = 2,542,688.04 × 1,199,198.68 - Step 4: Simplify right side
1,843,572.64x = 3,049,188,141,219.79 - Step 5: Solve for x
x = 3,049,188,141,219.79/1,843,572.64 - Step 6: Final answer
x = 1,653,956.06
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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.