Finding the Fourth Proportional to 5,394,437.60, 8,092,197.61 and 1,556,355.08
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Solution
The fourth proportional to 5,394,437.60, 8,092,197.61 and 1,556,355.08 is: 2,334,688.77
Step by Step Solution
- Step 1: Write the proportion equation
5,394,437.60 : 8,092,197.61 = 1,556,355.08 : x - Step 2: Convert to fraction form
5,394,437.60/8,092,197.61 = 1,556,355.08/x - Step 3: Cross multiply
5,394,437.60x = 8,092,197.61 × 1,556,355.08 - Step 4: Simplify right side
5,394,437.60x = 12,594,332,858,687.36 - Step 5: Solve for x
x = 12,594,332,858,687.36/5,394,437.60 - Step 6: Final answer
x = 2,334,688.77
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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.