Finding the Fourth Proportional to 2,829,135.28, 4,243,661.34 and 699,219.58
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Solution
The fourth proportional to 2,829,135.28, 4,243,661.34 and 699,219.58 is: 1,048,819.09
Step by Step Solution
- Step 1: Write the proportion equation
2,829,135.28 : 4,243,661.34 = 699,219.58 : x - Step 2: Convert to fraction form
2,829,135.28/4,243,661.34 = 699,219.58/x - Step 3: Cross multiply
2,829,135.28x = 4,243,661.34 × 699,219.58 - Step 4: Simplify right side
2,829,135.28x = 2,967,251,099,817.04 - Step 5: Solve for x
x = 2,967,251,099,817.04/2,829,135.28 - Step 6: Final answer
x = 1,048,819.09
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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.