Finding the Fourth Proportional to 2,320,013.24, 3,478,894.76 and 1,360,782.30
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Solution
The fourth proportional to 2,320,013.24, 3,478,894.76 and 1,360,782.30 is: 2,040,513.53
Step by Step Solution
- Step 1: Write the proportion equation
2,320,013.24 : 3,478,894.76 = 1,360,782.30 : x - Step 2: Convert to fraction form
2,320,013.24/3,478,894.76 = 1,360,782.30/x - Step 3: Cross multiply
2,320,013.24x = 3,478,894.76 × 1,360,782.30 - Step 4: Simplify right side
2,320,013.24x = 4,734,018,412,970.75 - Step 5: Solve for x
x = 4,734,018,412,970.75/2,320,013.24 - Step 6: Final answer
x = 2,040,513.53
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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.