Finding the Fourth Proportional to 3,348,989.34, 4,621,464.70 and 1,898,782.35
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Solution
The fourth proportional to 3,348,989.34, 4,621,464.70 and 1,898,782.35 is: 2,620,239.93
Step by Step Solution
- Step 1: Write the proportion equation
3,348,989.34 : 4,621,464.70 = 1,898,782.35 : x - Step 2: Convert to fraction form
3,348,989.34/4,621,464.70 = 1,898,782.35/x - Step 3: Cross multiply
3,348,989.34x = 4,621,464.70 × 1,898,782.35 - Step 4: Simplify right side
3,348,989.34x = 8,775,155,603,508.05 - Step 5: Solve for x
x = 8,775,155,603,508.05/3,348,989.34 - Step 6: Final answer
x = 2,620,239.93
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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.