Finding the Fourth Proportional to 2,351,006.76, 3,244,386.42 and 1,370,985.30
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Solution
The fourth proportional to 2,351,006.76, 3,244,386.42 and 1,370,985.30 is: 1,891,958.02
Step by Step Solution
- Step 1: Write the proportion equation
2,351,006.76 : 3,244,386.42 = 1,370,985.30 : x - Step 2: Convert to fraction form
2,351,006.76/3,244,386.42 = 1,370,985.30/x - Step 3: Cross multiply
2,351,006.76x = 3,244,386.42 × 1,370,985.30 - Step 4: Simplify right side
2,351,006.76x = 4,448,006,089,339.63 - Step 5: Solve for x
x = 4,448,006,089,339.63/2,351,006.76 - Step 6: Final answer
x = 1,891,958.02
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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.