Finding the Fourth Proportional to 2,756,358.08, 4,135,161.12 and 959,326.40
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Solution
The fourth proportional to 2,756,358.08, 4,135,161.12 and 959,326.40 is: 1,439,206.78
Step by Step Solution
- Step 1: Write the proportion equation
2,756,358.08 : 4,135,161.12 = 959,326.40 : x - Step 2: Convert to fraction form
2,756,358.08/4,135,161.12 = 959,326.40/x - Step 3: Cross multiply
2,756,358.08x = 4,135,161.12 × 959,326.40 - Step 4: Simplify right side
2,756,358.08x = 3,966,969,230,669.57 - Step 5: Solve for x
x = 3,966,969,230,669.57/2,756,358.08 - Step 6: Final answer
x = 1,439,206.78
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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.