Finding the Fourth Proportional to 3,315,405.84, 4,575,214.44 and 1,865,100.84
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Solution
The fourth proportional to 3,315,405.84, 4,575,214.44 and 1,865,100.84 is: 2,573,813.50
Step by Step Solution
- Step 1: Write the proportion equation
3,315,405.84 : 4,575,214.44 = 1,865,100.84 : x - Step 2: Convert to fraction form
3,315,405.84/4,575,214.44 = 1,865,100.84/x - Step 3: Cross multiply
3,315,405.84x = 4,575,214.44 × 1,865,100.84 - Step 4: Simplify right side
3,315,405.84x = 8,533,236,295,224.13 - Step 5: Solve for x
x = 8,533,236,295,224.13/3,315,405.84 - Step 6: Final answer
x = 2,573,813.50
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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.