Finding the Fourth Proportional to 3,422,543.84, 4,723,166.43 and 1,873,779.68
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Solution
The fourth proportional to 3,422,543.84, 4,723,166.43 and 1,873,779.68 is: 2,585,846.58
Step by Step Solution
- Step 1: Write the proportion equation
3,422,543.84 : 4,723,166.43 = 1,873,779.68 : x - Step 2: Convert to fraction form
3,422,543.84/4,723,166.43 = 1,873,779.68/x - Step 3: Cross multiply
3,422,543.84x = 4,723,166.43 × 1,873,779.68 - Step 4: Simplify right side
3,422,543.84x = 8,850,173,281,792.14 - Step 5: Solve for x
x = 8,850,173,281,792.14/3,422,543.84 - Step 6: Final answer
x = 2,585,846.58
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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.