Finding the Fourth Proportional to 2,539,077.96, 3,503,927.64 and 1,451,373.12
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Solution
The fourth proportional to 2,539,077.96, 3,503,927.64 and 1,451,373.12 is: 2,002,894.94
Step by Step Solution
- Step 1: Write the proportion equation
2,539,077.96 : 3,503,927.64 = 1,451,373.12 : x - Step 2: Convert to fraction form
2,539,077.96/3,503,927.64 = 1,451,373.12/x - Step 3: Cross multiply
2,539,077.96x = 3,503,927.64 × 1,451,373.12 - Step 4: Simplify right side
2,539,077.96x = 5,085,506,391,121.04 - Step 5: Solve for x
x = 5,085,506,391,121.04/2,539,077.96 - Step 6: Final answer
x = 2,002,894.94
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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.