Finding the Fourth Proportional to 1,676,340.68, 2,314,170.21 and 1,124,859.08
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Solution
The fourth proportional to 1,676,340.68, 2,314,170.21 and 1,124,859.08 is: 1,552,855.81
Step by Step Solution
- Step 1: Write the proportion equation
1,676,340.68 : 2,314,170.21 = 1,124,859.08 : x - Step 2: Convert to fraction form
1,676,340.68/2,314,170.21 = 1,124,859.08/x - Step 3: Cross multiply
1,676,340.68x = 2,314,170.21 × 1,124,859.08 - Step 4: Simplify right side
1,676,340.68x = 2,603,115,361,813.16 - Step 5: Solve for x
x = 2,603,115,361,813.16/1,676,340.68 - Step 6: Final answer
x = 1,552,855.81
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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.