Finding the Fourth Proportional to 3,474,428, 4,794,594.72 and 1,925,623.68
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Solution
The fourth proportional to 3,474,428, 4,794,594.72 and 1,925,623.68 is: 2,657,296.43
Step by Step Solution
- Step 1: Write the proportion equation
3,474,428 : 4,794,594.72 = 1,925,623.68 : x - Step 2: Convert to fraction form
3,474,428/4,794,594.72 = 1,925,623.68/x - Step 3: Cross multiply
3,474,428x = 4,794,594.72 × 1,925,623.68 - Step 4: Simplify right side
3,474,428x = 9,232,585,128,834.97 - Step 5: Solve for x
x = 9,232,585,128,834.97/3,474,428 - Step 6: Final answer
x = 2,657,296.43
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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.