Finding the Fourth Proportional to 1,838,971.19, 2,537,740.64 and 1,064,634.75
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Solution
The fourth proportional to 1,838,971.19, 2,537,740.64 and 1,064,634.75 is: 1,469,173.03
Step by Step Solution
- Step 1: Write the proportion equation
1,838,971.19 : 2,537,740.64 = 1,064,634.75 : x - Step 2: Convert to fraction form
1,838,971.19/2,537,740.64 = 1,064,634.75/x - Step 3: Cross multiply
1,838,971.19x = 2,537,740.64 × 1,064,634.75 - Step 4: Simplify right side
1,838,971.19x = 2,701,766,866,508.07 - Step 5: Solve for x
x = 2,701,766,866,508.07/1,838,971.19 - Step 6: Final answer
x = 1,469,173.03
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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.