Finding the Fourth Proportional to 5,124,360.15, 7,071,372.69 and 2,801,372.49
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Solution
The fourth proportional to 5,124,360.15, 7,071,372.69 and 2,801,372.49 is: 3,865,760.47
Step by Step Solution
- Step 1: Write the proportion equation
5,124,360.15 : 7,071,372.69 = 2,801,372.49 : x - Step 2: Convert to fraction form
5,124,360.15/7,071,372.69 = 2,801,372.49/x - Step 3: Cross multiply
5,124,360.15x = 7,071,372.69 × 2,801,372.49 - Step 4: Simplify right side
5,124,360.15x = 19,809,548,920,303.30 - Step 5: Solve for x
x = 19,809,548,920,303.30/5,124,360.15 - Step 6: Final answer
x = 3,865,760.47
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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.