Finding the Fourth Proportional to 4,811,780.24, 7,219,281.66 and 1,573,467.26
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Solution
The fourth proportional to 4,811,780.24, 7,219,281.66 and 1,573,467.26 is: 2,360,727.79
Step by Step Solution
- Step 1: Write the proportion equation
4,811,780.24 : 7,219,281.66 = 1,573,467.26 : x - Step 2: Convert to fraction form
4,811,780.24/7,219,281.66 = 1,573,467.26/x - Step 3: Cross multiply
4,811,780.24x = 7,219,281.66 × 1,573,467.26 - Step 4: Simplify right side
4,811,780.24x = 11,359,303,332,728.45 - Step 5: Solve for x
x = 11,359,303,332,728.45/4,811,780.24 - Step 6: Final answer
x = 2,360,727.79
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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.