Finding the Fourth Proportional to 4,880,370.40, 6,735,159.36 and 2,814,617.92
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Solution
The fourth proportional to 4,880,370.40, 6,735,159.36 and 2,814,617.92 is: 3,884,315.88
Step by Step Solution
- Step 1: Write the proportion equation
4,880,370.40 : 6,735,159.36 = 2,814,617.92 : x - Step 2: Convert to fraction form
4,880,370.40/6,735,159.36 = 2,814,617.92/x - Step 3: Cross multiply
4,880,370.40x = 6,735,159.36 × 2,814,617.92 - Step 4: Simplify right side
4,880,370.40x = 18,956,900,228,711.73 - Step 5: Solve for x
x = 18,956,900,228,711.73/4,880,370.40 - Step 6: Final answer
x = 3,884,315.88
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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.