Finding the Fourth Proportional to 4,159,528.30, 6,239,292.46 and 1,920,040.30
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Solution
The fourth proportional to 4,159,528.30, 6,239,292.46 and 1,920,040.30 is: 2,880,060.45
Step by Step Solution
- Step 1: Write the proportion equation
4,159,528.30 : 6,239,292.46 = 1,920,040.30 : x - Step 2: Convert to fraction form
4,159,528.30/6,239,292.46 = 1,920,040.30/x - Step 3: Cross multiply
4,159,528.30x = 6,239,292.46 × 1,920,040.30 - Step 4: Simplify right side
4,159,528.30x = 11,979,692,966,686.14 - Step 5: Solve for x
x = 11,979,692,966,686.14/4,159,528.30 - Step 6: Final answer
x = 2,880,060.45
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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.