Finding the Fourth Proportional to 2,238,941.80, 3,358,412.70 and 556,045.30
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Solution
The fourth proportional to 2,238,941.80, 3,358,412.70 and 556,045.30 is: 834,067.95
Step by Step Solution
- Step 1: Write the proportion equation
2,238,941.80 : 3,358,412.70 = 556,045.30 : x - Step 2: Convert to fraction form
2,238,941.80/3,358,412.70 = 556,045.30/x - Step 3: Cross multiply
2,238,941.80x = 3,358,412.70 × 556,045.30 - Step 4: Simplify right side
2,238,941.80x = 1,867,429,597,295.31 - Step 5: Solve for x
x = 1,867,429,597,295.31/2,238,941.80 - Step 6: Final answer
x = 834,067.95
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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.