Finding the Fourth Proportional to 2,829,132.28, 4,243,656.84 and 699,216.58
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Solution
The fourth proportional to 2,829,132.28, 4,243,656.84 and 699,216.58 is: 1,048,814.59
Step by Step Solution
- Step 1: Write the proportion equation
2,829,132.28 : 4,243,656.84 = 699,216.58 : x - Step 2: Convert to fraction form
2,829,132.28/4,243,656.84 = 699,216.58/x - Step 3: Cross multiply
2,829,132.28x = 4,243,656.84 × 699,216.58 - Step 4: Simplify right side
2,829,132.28x = 2,967,235,222,358.41 - Step 5: Solve for x
x = 2,967,235,222,358.41/2,829,132.28 - Step 6: Final answer
x = 1,048,814.59
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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.