Finding the Fourth Proportional to 2,809,494.07, 4,214,068.09 and 1,730,212.29
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Solution
The fourth proportional to 2,809,494.07, 4,214,068.09 and 1,730,212.29 is: 2,595,211.89
Step by Step Solution
- Step 1: Write the proportion equation
2,809,494.07 : 4,214,068.09 = 1,730,212.29 : x - Step 2: Convert to fraction form
2,809,494.07/4,214,068.09 = 1,730,212.29/x - Step 3: Cross multiply
2,809,494.07x = 4,214,068.09 × 1,730,212.29 - Step 4: Simplify right side
2,809,494.07x = 7,291,232,395,889.30 - Step 5: Solve for x
x = 7,291,232,395,889.30/2,809,494.07 - Step 6: Final answer
x = 2,595,211.89
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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.