Finding the Fourth Proportional to 2,267,285.53, 3,128,995.43 and 1,248,690.01
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Solution
The fourth proportional to 2,267,285.53, 3,128,995.43 and 1,248,690.01 is: 1,723,270.09
Step by Step Solution
- Step 1: Write the proportion equation
2,267,285.53 : 3,128,995.43 = 1,248,690.01 : x - Step 2: Convert to fraction form
2,267,285.53/3,128,995.43 = 1,248,690.01/x - Step 3: Cross multiply
2,267,285.53x = 3,128,995.43 × 1,248,690.01 - Step 4: Simplify right side
2,267,285.53x = 3,907,145,334,776.65 - Step 5: Solve for x
x = 3,907,145,334,776.65/2,267,285.53 - Step 6: Final answer
x = 1,723,270.09
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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.