Finding the Fourth Proportional to 4,243,122.36, 5,855,335.76 and 2,407,541.13
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Solution
The fourth proportional to 4,243,122.36, 5,855,335.76 and 2,407,541.13 is: 3,322,308.54
Step by Step Solution
- Step 1: Write the proportion equation
4,243,122.36 : 5,855,335.76 = 2,407,541.13 : x - Step 2: Convert to fraction form
4,243,122.36/5,855,335.76 = 2,407,541.13/x - Step 3: Cross multiply
4,243,122.36x = 5,855,335.76 × 2,407,541.13 - Step 4: Simplify right side
4,243,122.36x = 14,096,961,660,122.10 - Step 5: Solve for x
x = 14,096,961,660,122.10/4,243,122.36 - Step 6: Final answer
x = 3,322,308.54
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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.