Finding the Fourth Proportional to 2,402,337.76, 3,315,174.88 and 1,314,604.96
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Solution
The fourth proportional to 2,402,337.76, 3,315,174.88 and 1,314,604.96 is: 1,814,126.81
Step by Step Solution
- Step 1: Write the proportion equation
2,402,337.76 : 3,315,174.88 = 1,314,604.96 : x - Step 2: Convert to fraction form
2,402,337.76/3,315,174.88 = 1,314,604.96/x - Step 3: Cross multiply
2,402,337.76x = 3,315,174.88 × 1,314,604.96 - Step 4: Simplify right side
2,402,337.76x = 4,358,145,340,515.40 - Step 5: Solve for x
x = 4,358,145,340,515.40/2,402,337.76 - Step 6: Final answer
x = 1,814,126.81
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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.