Finding the Fourth Proportional to 2,927,682.65, 4,392,779.97 and 1,131,827.39
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Solution
The fourth proportional to 2,927,682.65, 4,392,779.97 and 1,131,827.39 is: 1,698,226.65
Step by Step Solution
- Step 1: Write the proportion equation
2,927,682.65 : 4,392,779.97 = 1,131,827.39 : x - Step 2: Convert to fraction form
2,927,682.65/4,392,779.97 = 1,131,827.39/x - Step 3: Cross multiply
2,927,682.65x = 4,392,779.97 × 1,131,827.39 - Step 4: Simplify right side
2,927,682.65x = 4,971,868,688,289.38 - Step 5: Solve for x
x = 4,971,868,688,289.38/2,927,682.65 - Step 6: Final answer
x = 1,698,226.65
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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.