Finding the Fourth Proportional to 1,381,543.58, 2,072,785.91 and 842,878.26
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Solution
The fourth proportional to 1,381,543.58, 2,072,785.91 and 842,878.26 is: 1,264,604.47
Step by Step Solution
- Step 1: Write the proportion equation
1,381,543.58 : 2,072,785.91 = 842,878.26 : x - Step 2: Convert to fraction form
1,381,543.58/2,072,785.91 = 842,878.26/x - Step 3: Cross multiply
1,381,543.58x = 2,072,785.91 × 842,878.26 - Step 4: Simplify right side
1,381,543.58x = 1,747,106,176,958.93 - Step 5: Solve for x
x = 1,747,106,176,958.93/1,381,543.58 - Step 6: Final answer
x = 1,264,604.47
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.