Finding the Fourth Proportional to 3,349,101.36, 4,621,620.36 and 1,898,894.82
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Solution
The fourth proportional to 3,349,101.36, 4,621,620.36 and 1,898,894.82 is: 2,620,395.75
Step by Step Solution
- Step 1: Write the proportion equation
3,349,101.36 : 4,621,620.36 = 1,898,894.82 : x - Step 2: Convert to fraction form
3,349,101.36/4,621,620.36 = 1,898,894.82/x - Step 3: Cross multiply
3,349,101.36x = 4,621,620.36 × 1,898,894.82 - Step 4: Simplify right side
3,349,101.36x = 8,775,970,961,610.54 - Step 5: Solve for x
x = 8,775,970,961,610.54/3,349,101.36 - Step 6: Final answer
x = 2,620,395.75
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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.