Finding the Fourth Proportional to 1,349,565.44, 1,862,399.79 and 737,720.55
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Solution
The fourth proportional to 1,349,565.44, 1,862,399.79 and 737,720.55 is: 1,018,054.08
Step by Step Solution
- Step 1: Write the proportion equation
1,349,565.44 : 1,862,399.79 = 737,720.55 : x - Step 2: Convert to fraction form
1,349,565.44/1,862,399.79 = 737,720.55/x - Step 3: Cross multiply
1,349,565.44x = 1,862,399.79 × 737,720.55 - Step 4: Simplify right side
1,349,565.44x = 1,373,930,597,398.68 - Step 5: Solve for x
x = 1,373,930,597,398.68/1,349,565.44 - Step 6: Final answer
x = 1,018,054.08
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.