Finding the Fourth Proportional to 3,216,256.58, 4,438,497.56 and 1,765,939.32
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Solution
The fourth proportional to 3,216,256.58, 4,438,497.56 and 1,765,939.32 is: 2,437,031.12
Step by Step Solution
- Step 1: Write the proportion equation
3,216,256.58 : 4,438,497.56 = 1,765,939.32 : x - Step 2: Convert to fraction form
3,216,256.58/4,438,497.56 = 1,765,939.32/x - Step 3: Cross multiply
3,216,256.58x = 4,438,497.56 × 1,765,939.32 - Step 4: Simplify right side
3,216,256.58x = 7,838,117,362,928.06 - Step 5: Solve for x
x = 7,838,117,362,928.06/3,216,256.58 - Step 6: Final answer
x = 2,437,031.12
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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.