Finding the Fourth Proportional to 1,777,396.81, 2,452,746.94 and 1,013,696.41
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Solution
The fourth proportional to 1,777,396.81, 2,452,746.94 and 1,013,696.41 is: 1,398,866.45
Step by Step Solution
- Step 1: Write the proportion equation
1,777,396.81 : 2,452,746.94 = 1,013,696.41 : x - Step 2: Convert to fraction form
1,777,396.81/2,452,746.94 = 1,013,696.41/x - Step 3: Cross multiply
1,777,396.81x = 2,452,746.94 × 1,013,696.41 - Step 4: Simplify right side
1,777,396.81x = 2,486,340,767,716.49 - Step 5: Solve for x
x = 2,486,340,767,716.49/1,777,396.81 - Step 6: Final answer
x = 1,398,866.45
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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.