Finding the Fourth Proportional to 2,609,853.24, 3,913,623.87 and 1,395,135.63
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Solution
The fourth proportional to 2,609,853.24, 3,913,623.87 and 1,395,135.63 is: 2,092,085.49
Step by Step Solution
- Step 1: Write the proportion equation
2,609,853.24 : 3,913,623.87 = 1,395,135.63 : x - Step 2: Convert to fraction form
2,609,853.24/3,913,623.87 = 1,395,135.63/x - Step 3: Cross multiply
2,609,853.24x = 3,913,623.87 × 1,395,135.63 - Step 4: Simplify right side
2,609,853.24x = 5,460,036,103,455.49 - Step 5: Solve for x
x = 5,460,036,103,455.49/2,609,853.24 - Step 6: Final answer
x = 2,092,085.49
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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.