Finding the Fourth Proportional to 3,337,290.70, 4,605,551.87 and 1,887,203.18
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Solution
The fourth proportional to 3,337,290.70, 4,605,551.87 and 1,887,203.18 is: 2,604,391.68
Step by Step Solution
- Step 1: Write the proportion equation
3,337,290.70 : 4,605,551.87 = 1,887,203.18 : x - Step 2: Convert to fraction form
3,337,290.70/4,605,551.87 = 1,887,203.18/x - Step 3: Cross multiply
3,337,290.70x = 4,605,551.87 × 1,887,203.18 - Step 4: Simplify right side
3,337,290.70x = 8,691,612,134,718.95 - Step 5: Solve for x
x = 8,691,612,134,718.95/3,337,290.70 - Step 6: Final answer
x = 2,604,391.68
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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.