Finding the Fourth Proportional to 1,337,237.44, 2,005,923.12 and 438,599.68
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Solution
The fourth proportional to 1,337,237.44, 2,005,923.12 and 438,599.68 is: 657,921.48
Step by Step Solution
- Step 1: Write the proportion equation
1,337,237.44 : 2,005,923.12 = 438,599.68 : x - Step 2: Convert to fraction form
1,337,237.44/2,005,923.12 = 438,599.68/x - Step 3: Cross multiply
1,337,237.44x = 2,005,923.12 × 438,599.68 - Step 4: Simplify right side
1,337,237.44x = 879,797,238,536.60 - Step 5: Solve for x
x = 879,797,238,536.60/1,337,237.44 - Step 6: Final answer
x = 657,921.48
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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.