Finding the Fourth Proportional to 3,837,454.28, 5,754,253.62 and 1,277,764.40
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Solution
The fourth proportional to 3,837,454.28, 5,754,253.62 and 1,277,764.40 is: 1,916,004.70
Step by Step Solution
- Step 1: Write the proportion equation
3,837,454.28 : 5,754,253.62 = 1,277,764.40 : x - Step 2: Convert to fraction form
3,837,454.28/5,754,253.62 = 1,277,764.40/x - Step 3: Cross multiply
3,837,454.28x = 5,754,253.62 × 1,277,764.40 - Step 4: Simplify right side
3,837,454.28x = 7,352,580,424,207.13 - Step 5: Solve for x
x = 7,352,580,424,207.13/3,837,454.28 - Step 6: Final answer
x = 1,916,004.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.