Finding the Fourth Proportional to 3,949,998.36, 5,925,202.47 and 1,254,534.54
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Solution
The fourth proportional to 3,949,998.36, 5,925,202.47 and 1,254,534.54 is: 1,881,866.90
Step by Step Solution
- Step 1: Write the proportion equation
3,949,998.36 : 5,925,202.47 = 1,254,534.54 : x - Step 2: Convert to fraction form
3,949,998.36/5,925,202.47 = 1,254,534.54/x - Step 3: Cross multiply
3,949,998.36x = 5,925,202.47 × 1,254,534.54 - Step 4: Simplify right side
3,949,998.36x = 7,433,371,155,108.31 - Step 5: Solve for x
x = 7,433,371,155,108.31/3,949,998.36 - Step 6: Final answer
x = 1,881,866.90
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.