Finding the Fourth Proportional to 1,790,357.07, 2,470,724.19 and 974,584.20
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Solution
The fourth proportional to 1,790,357.07, 2,470,724.19 and 974,584.20 is: 1,344,943.31
Step by Step Solution
- Step 1: Write the proportion equation
1,790,357.07 : 2,470,724.19 = 974,584.20 : x - Step 2: Convert to fraction form
1,790,357.07/2,470,724.19 = 974,584.20/x - Step 3: Cross multiply
1,790,357.07x = 2,470,724.19 × 974,584.20 - Step 4: Simplify right side
1,790,357.07x = 2,407,928,758,131.80 - Step 5: Solve for x
x = 2,407,928,758,131.80/1,790,357.07 - Step 6: Final answer
x = 1,344,943.31
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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.