Finding the Fourth Proportional to 4,302,209.28, 6,457,303.98 and 2,173,788.12
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Solution
The fourth proportional to 4,302,209.28, 6,457,303.98 and 2,173,788.12 is: 3,262,698.25
Step by Step Solution
- Step 1: Write the proportion equation
4,302,209.28 : 6,457,303.98 = 2,173,788.12 : x - Step 2: Convert to fraction form
4,302,209.28/6,457,303.98 = 2,173,788.12/x - Step 3: Cross multiply
4,302,209.28x = 6,457,303.98 × 2,173,788.12 - Step 4: Simplify right side
4,302,209.28x = 14,036,810,678,952.72 - Step 5: Solve for x
x = 14,036,810,678,952.72/4,302,209.28 - Step 6: Final answer
x = 3,262,698.25
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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.