Finding the Fourth Proportional to 4,439,756.19, 6,126,863.55 and 2,402,565.69
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Solution
The fourth proportional to 4,439,756.19, 6,126,863.55 and 2,402,565.69 is: 3,315,540.66
Step by Step Solution
- Step 1: Write the proportion equation
4,439,756.19 : 6,126,863.55 = 2,402,565.69 : x - Step 2: Convert to fraction form
4,439,756.19/6,126,863.55 = 2,402,565.69/x - Step 3: Cross multiply
4,439,756.19x = 6,126,863.55 × 2,402,565.69 - Step 4: Simplify right side
4,439,756.19x = 14,720,192,152,541.60 - Step 5: Solve for x
x = 14,720,192,152,541.60/4,439,756.19 - Step 6: Final answer
x = 3,315,540.66
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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.