Finding the Fourth Proportional to 5,364,135.10, 8,046,202.65 and 1,578,000.70
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Solution
The fourth proportional to 5,364,135.10, 8,046,202.65 and 1,578,000.70 is: 2,367,001.05
Step by Step Solution
- Step 1: Write the proportion equation
5,364,135.10 : 8,046,202.65 = 1,578,000.70 : x - Step 2: Convert to fraction form
5,364,135.10/8,046,202.65 = 1,578,000.70/x - Step 3: Cross multiply
5,364,135.10x = 8,046,202.65 × 1,578,000.70 - Step 4: Simplify right side
5,364,135.10x = 12,696,913,414,041.86 - Step 5: Solve for x
x = 12,696,913,414,041.86/5,364,135.10 - Step 6: Final answer
x = 2,367,001.05
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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.