Finding the Fourth Proportional to 4,439,723.40, 6,126,823.68 and 2,402,532.90
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Solution
The fourth proportional to 4,439,723.40, 6,126,823.68 and 2,402,532.90 is: 3,315,498.32
Step by Step Solution
- Step 1: Write the proportion equation
4,439,723.40 : 6,126,823.68 = 2,402,532.90 : x - Step 2: Convert to fraction form
4,439,723.40/6,126,823.68 = 2,402,532.90/x - Step 3: Cross multiply
4,439,723.40x = 6,126,823.68 × 2,402,532.90 - Step 4: Simplify right side
4,439,723.40x = 14,719,895,463,699.07 - Step 5: Solve for x
x = 14,719,895,463,699.07/4,439,723.40 - Step 6: Final answer
x = 3,315,498.32
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.