Finding the Fourth Proportional to 3,788,746.44, 5,679,150.28 and 1,765,321.92
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Solution
The fourth proportional to 3,788,746.44, 5,679,150.28 and 1,765,321.92 is: 2,646,133.39
Step by Step Solution
- Step 1: Write the proportion equation
3,788,746.44 : 5,679,150.28 = 1,765,321.92 : x - Step 2: Convert to fraction form
3,788,746.44/5,679,150.28 = 1,765,321.92/x - Step 3: Cross multiply
3,788,746.44x = 5,679,150.28 × 1,765,321.92 - Step 4: Simplify right side
3,788,746.44x = 10,025,528,476,258.14 - Step 5: Solve for x
x = 10,025,528,476,258.14/3,788,746.44 - Step 6: Final answer
x = 2,646,133.39
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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.