Finding the Fourth Proportional to 4,818,725.96, 7,226,875.50 and 1,979,621.96
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Solution
The fourth proportional to 4,818,725.96, 7,226,875.50 and 1,979,621.96 is: 2,968,934.44
Step by Step Solution
- Step 1: Write the proportion equation
4,818,725.96 : 7,226,875.50 = 1,979,621.96 : x - Step 2: Convert to fraction form
4,818,725.96/7,226,875.50 = 1,979,621.96/x - Step 3: Cross multiply
4,818,725.96x = 7,226,875.50 × 1,979,621.96 - Step 4: Simplify right side
4,818,725.96x = 14,306,481,441,985.98 - Step 5: Solve for x
x = 14,306,481,441,985.98/4,818,725.96 - Step 6: Final answer
x = 2,968,934.44
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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.