Finding the Fourth Proportional to 3,127,401.99, 4,315,781.76 and 1,750,757.01
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Solution
The fourth proportional to 3,127,401.99, 4,315,781.76 and 1,750,757.01 is: 2,416,026.21
Step by Step Solution
- Step 1: Write the proportion equation
3,127,401.99 : 4,315,781.76 = 1,750,757.01 : x - Step 2: Convert to fraction form
3,127,401.99/4,315,781.76 = 1,750,757.01/x - Step 3: Cross multiply
3,127,401.99x = 4,315,781.76 × 1,750,757.01 - Step 4: Simplify right side
3,127,401.99x = 7,555,885,169,950.14 - Step 5: Solve for x
x = 7,555,885,169,950.14/3,127,401.99 - Step 6: Final answer
x = 2,416,026.21
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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.