Finding the Fourth Proportional to 2,672,203.74, 4,009,683.69 and 1,252,404.06
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Solution
The fourth proportional to 2,672,203.74, 4,009,683.69 and 1,252,404.06 is: 1,879,251.97
Step by Step Solution
- Step 1: Write the proportion equation
2,672,203.74 : 4,009,683.69 = 1,252,404.06 : x - Step 2: Convert to fraction form
2,672,203.74/4,009,683.69 = 1,252,404.06/x - Step 3: Cross multiply
2,672,203.74x = 4,009,683.69 × 1,252,404.06 - Step 4: Simplify right side
2,672,203.74x = 5,021,744,132,671.78 - Step 5: Solve for x
x = 5,021,744,132,671.78/2,672,203.74 - Step 6: Final answer
x = 1,879,251.97
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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.