Finding the Fourth Proportional to 1,479,326.70, 2,219,864.85 and 975,344.70
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Solution
The fourth proportional to 1,479,326.70, 2,219,864.85 and 975,344.70 is: 1,463,593.82
Step by Step Solution
- Step 1: Write the proportion equation
1,479,326.70 : 2,219,864.85 = 975,344.70 : x - Step 2: Convert to fraction form
1,479,326.70/2,219,864.85 = 975,344.70/x - Step 3: Cross multiply
1,479,326.70x = 2,219,864.85 × 975,344.70 - Step 4: Simplify right side
1,479,326.70x = 2,165,133,416,163.80 - Step 5: Solve for x
x = 2,165,133,416,163.80/1,479,326.70 - Step 6: Final answer
x = 1,463,593.82
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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.