Finding the Fourth Proportional to 1,154,546.24, 1,593,276.12 and 645,248.60
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Solution
The fourth proportional to 1,154,546.24, 1,593,276.12 and 645,248.60 is: 890,444.36
Step by Step Solution
- Step 1: Write the proportion equation
1,154,546.24 : 1,593,276.12 = 645,248.60 : x - Step 2: Convert to fraction form
1,154,546.24/1,593,276.12 = 645,248.60/x - Step 3: Cross multiply
1,154,546.24x = 1,593,276.12 × 645,248.60 - Step 4: Simplify right side
1,154,546.24x = 1,028,059,185,843.43 - Step 5: Solve for x
x = 1,028,059,185,843.43/1,154,546.24 - Step 6: Final answer
x = 890,444.36
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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.