Finding the Fourth Proportional to 2,010,235.20, 3,015,887.40 and 872,509.20
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Solution
The fourth proportional to 2,010,235.20, 3,015,887.40 and 872,509.20 is: 1,308,995.83
Step by Step Solution
- Step 1: Write the proportion equation
2,010,235.20 : 3,015,887.40 = 872,509.20 : x - Step 2: Convert to fraction form
2,010,235.20/3,015,887.40 = 872,509.20/x - Step 3: Cross multiply
2,010,235.20x = 3,015,887.40 × 872,509.20 - Step 4: Simplify right side
2,010,235.20x = 2,631,389,502,664.08 - Step 5: Solve for x
x = 2,631,389,502,664.08/2,010,235.20 - Step 6: Final answer
x = 1,308,995.83
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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.