Finding the Fourth Proportional to 3,337,259.70, 4,605,509.07 and 1,887,172.08
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Solution
The fourth proportional to 3,337,259.70, 4,605,509.07 and 1,887,172.08 is: 2,604,348.75
Step by Step Solution
- Step 1: Write the proportion equation
3,337,259.70 : 4,605,509.07 = 1,887,172.08 : x - Step 2: Convert to fraction form
3,337,259.70/4,605,509.07 = 1,887,172.08/x - Step 3: Cross multiply
3,337,259.70x = 4,605,509.07 × 1,887,172.08 - Step 4: Simplify right side
3,337,259.70x = 8,691,388,131,090.77 - Step 5: Solve for x
x = 8,691,388,131,090.77/3,337,259.70 - Step 6: Final answer
x = 2,604,348.75
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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.