Finding the Fourth Proportional to 1,901,052.74, 2,841,142.06 and 1,389,794.17
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Solution
The fourth proportional to 1,901,052.74, 2,841,142.06 and 1,389,794.17 is: 2,077,061.08
Step by Step Solution
- Step 1: Write the proportion equation
1,901,052.74 : 2,841,142.06 = 1,389,794.17 : x - Step 2: Convert to fraction form
1,901,052.74/2,841,142.06 = 1,389,794.17/x - Step 3: Cross multiply
1,901,052.74x = 2,841,142.06 × 1,389,794.17 - Step 4: Simplify right side
1,901,052.74x = 3,948,602,657,237.48 - Step 5: Solve for x
x = 3,948,602,657,237.48/1,901,052.74 - Step 6: Final answer
x = 2,077,061.08
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.