Finding the Fourth Proportional to 2,265,312.24, 3,126,129.12 and 1,246,717.80
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Solution
The fourth proportional to 2,265,312.24, 3,126,129.12 and 1,246,717.80 is: 1,720,469.59
Step by Step Solution
- Step 1: Write the proportion equation
2,265,312.24 : 3,126,129.12 = 1,246,717.80 : x - Step 2: Convert to fraction form
2,265,312.24/3,126,129.12 = 1,246,717.80/x - Step 3: Cross multiply
2,265,312.24x = 3,126,129.12 × 1,246,717.80 - Step 4: Simplify right side
2,265,312.24x = 3,897,400,819,002.34 - Step 5: Solve for x
x = 3,897,400,819,002.34/2,265,312.24 - Step 6: Final answer
x = 1,720,469.59
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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.