Finding the Fourth Proportional to 1,604,594.84, 2,214,240.50 and 879,391.12
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Solution
The fourth proportional to 1,604,594.84, 2,214,240.50 and 879,391.12 is: 1,213,504.73
Step by Step Solution
- Step 1: Write the proportion equation
1,604,594.84 : 2,214,240.50 = 879,391.12 : x - Step 2: Convert to fraction form
1,604,594.84/2,214,240.50 = 879,391.12/x - Step 3: Cross multiply
1,604,594.84x = 2,214,240.50 × 879,391.12 - Step 4: Simplify right side
1,604,594.84x = 1,947,183,433,244.36 - Step 5: Solve for x
x = 1,947,183,433,244.36/1,604,594.84 - Step 6: Final answer
x = 1,213,504.73
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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.