Finding the Fourth Proportional to 4,387,533.40, 6,573,927.30 and 2,138,829.40
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Solution
The fourth proportional to 4,387,533.40, 6,573,927.30 and 2,138,829.40 is: 3,204,650.02
Step by Step Solution
- Step 1: Write the proportion equation
4,387,533.40 : 6,573,927.30 = 2,138,829.40 : x - Step 2: Convert to fraction form
4,387,533.40/6,573,927.30 = 2,138,829.40/x - Step 3: Cross multiply
4,387,533.40x = 6,573,927.30 × 2,138,829.40 - Step 4: Simplify right side
4,387,533.40x = 14,060,508,982,702.62 - Step 5: Solve for x
x = 14,060,508,982,702.62/4,387,533.40 - Step 6: Final answer
x = 3,204,650.02
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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.