Finding the Fourth Proportional to 2,146,589.99, 3,219,852.18 and 549,139.58
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Solution
The fourth proportional to 2,146,589.99, 3,219,852.18 and 549,139.58 is: 823,700.98
Step by Step Solution
- Step 1: Write the proportion equation
2,146,589.99 : 3,219,852.18 = 549,139.58 : x - Step 2: Convert to fraction form
2,146,589.99/3,219,852.18 = 549,139.58/x - Step 3: Cross multiply
2,146,589.99x = 3,219,852.18 × 549,139.58 - Step 4: Simplify right side
2,146,589.99x = 1,768,148,273,787.28 - Step 5: Solve for x
x = 1,768,148,273,787.28/2,146,589.99 - Step 6: Final answer
x = 823,700.98
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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.