Finding the Fourth Proportional to 1,834,541.40, 2,746,368.90 and 1,363,315.80
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Solution
The fourth proportional to 1,834,541.40, 2,746,368.90 and 1,363,315.80 is: 2,040,928.66
Step by Step Solution
- Step 1: Write the proportion equation
1,834,541.40 : 2,746,368.90 = 1,363,315.80 : x - Step 2: Convert to fraction form
1,834,541.40/2,746,368.90 = 1,363,315.80/x - Step 3: Cross multiply
1,834,541.40x = 2,746,368.90 × 1,363,315.80 - Step 4: Simplify right side
1,834,541.40x = 3,744,168,113,998.62 - Step 5: Solve for x
x = 3,744,168,113,998.62/1,834,541.40 - Step 6: Final answer
x = 2,040,928.66
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.