Finding the Fourth Proportional to 4,551,733.55, 6,828,584.48 and 2,421,508.07
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Solution
The fourth proportional to 4,551,733.55, 6,828,584.48 and 2,421,508.07 is: 3,632,785.67
Step by Step Solution
- Step 1: Write the proportion equation
4,551,733.55 : 6,828,584.48 = 2,421,508.07 : x - Step 2: Convert to fraction form
4,551,733.55/6,828,584.48 = 2,421,508.07/x - Step 3: Cross multiply
4,551,733.55x = 6,828,584.48 × 2,421,508.07 - Step 4: Simplify right side
4,551,733.55x = 16,535,472,378,746.29 - Step 5: Solve for x
x = 16,535,472,378,746.29/4,551,733.55 - Step 6: Final answer
x = 3,632,785.67
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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.