Finding the Fourth Proportional to 4,018,388.16, 6,028,412.37 and 1,322,875.44
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Solution
The fourth proportional to 4,018,388.16, 6,028,412.37 and 1,322,875.44 is: 1,984,586.44
Step by Step Solution
- Step 1: Write the proportion equation
4,018,388.16 : 6,028,412.37 = 1,322,875.44 : x - Step 2: Convert to fraction form
4,018,388.16/6,028,412.37 = 1,322,875.44/x - Step 3: Cross multiply
4,018,388.16x = 6,028,412.37 × 1,322,875.44 - Step 4: Simplify right side
4,018,388.16x = 7,974,838,666,465.19 - Step 5: Solve for x
x = 7,974,838,666,465.19/4,018,388.16 - Step 6: Final answer
x = 1,984,586.44
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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.