Finding the Fourth Proportional to 3,199,159.79, 4,798,739.65 and 1,069,243.91
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Solution
The fourth proportional to 3,199,159.79, 4,798,739.65 and 1,069,243.91 is: 1,603,865.85
Step by Step Solution
- Step 1: Write the proportion equation
3,199,159.79 : 4,798,739.65 = 1,069,243.91 : x - Step 2: Convert to fraction form
3,199,159.79/4,798,739.65 = 1,069,243.91/x - Step 3: Cross multiply
3,199,159.79x = 4,798,739.65 × 1,069,243.91 - Step 4: Simplify right side
3,199,159.79x = 5,131,023,146,438.03 - Step 5: Solve for x
x = 5,131,023,146,438.03/3,199,159.79 - Step 6: Final answer
x = 1,603,865.85
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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.