Finding the Fourth Proportional to 4,258,973.47, 5,876,485.17 and 2,709,675.67
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Solution
The fourth proportional to 4,258,973.47, 5,876,485.17 and 2,709,675.67 is: 3,738,780.95
Step by Step Solution
- Step 1: Write the proportion equation
4,258,973.47 : 5,876,485.17 = 2,709,675.67 : x - Step 2: Convert to fraction form
4,258,973.47/5,876,485.17 = 2,709,675.67/x - Step 3: Cross multiply
4,258,973.47x = 5,876,485.17 × 2,709,675.67 - Step 4: Simplify right side
4,258,973.47x = 15,923,368,890,264.81 - Step 5: Solve for x
x = 15,923,368,890,264.81/4,258,973.47 - Step 6: Final answer
x = 3,738,780.95
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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.