Finding the Fourth Proportional to 4,176,688.60, 6,251,036.10 and 3,672,803.80
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Solution
The fourth proportional to 4,176,688.60, 6,251,036.10 and 3,672,803.80 is: 5,496,897.50
Step by Step Solution
- Step 1: Write the proportion equation
4,176,688.60 : 6,251,036.10 = 3,672,803.80 : x - Step 2: Convert to fraction form
4,176,688.60/6,251,036.10 = 3,672,803.80/x - Step 3: Cross multiply
4,176,688.60x = 6,251,036.10 × 3,672,803.80 - Step 4: Simplify right side
4,176,688.60x = 22,958,829,142,017.18 - Step 5: Solve for x
x = 22,958,829,142,017.18/4,176,688.60 - Step 6: Final answer
x = 5,496,897.50
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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.