Finding the Fourth Proportional to 2,779,190.11, 4,165,894.91 and 1,074,504.26
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Solution
The fourth proportional to 2,779,190.11, 4,165,894.91 and 1,074,504.26 is: 1,610,638.94
Step by Step Solution
- Step 1: Write the proportion equation
2,779,190.11 : 4,165,894.91 = 1,074,504.26 : x - Step 2: Convert to fraction form
2,779,190.11/4,165,894.91 = 1,074,504.26/x - Step 3: Cross multiply
2,779,190.11x = 4,165,894.91 × 1,074,504.26 - Step 4: Simplify right side
2,779,190.11x = 4,476,271,801,305.32 - Step 5: Solve for x
x = 4,476,271,801,305.32/2,779,190.11 - Step 6: Final answer
x = 1,610,638.94
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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.