Finding the Fourth Proportional to 2,218,646.99, 3,327,980.21 and 702,337.35
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Solution
The fourth proportional to 2,218,646.99, 3,327,980.21 and 702,337.35 is: 1,053,509.11
Step by Step Solution
- Step 1: Write the proportion equation
2,218,646.99 : 3,327,980.21 = 702,337.35 : x - Step 2: Convert to fraction form
2,218,646.99/3,327,980.21 = 702,337.35/x - Step 3: Cross multiply
2,218,646.99x = 3,327,980.21 × 702,337.35 - Step 4: Simplify right side
2,218,646.99x = 2,337,364,803,299.69 - Step 5: Solve for x
x = 2,337,364,803,299.69/2,218,646.99 - Step 6: Final answer
x = 1,053,509.11
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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.