Finding the Fourth Proportional to 1,790,368.35, 2,470,739.81 and 974,595.39
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Solution
The fourth proportional to 1,790,368.35, 2,470,739.81 and 974,595.39 is: 1,344,958.78
Step by Step Solution
- Step 1: Write the proportion equation
1,790,368.35 : 2,470,739.81 = 974,595.39 : x - Step 2: Convert to fraction form
1,790,368.35/2,470,739.81 = 974,595.39/x - Step 3: Cross multiply
1,790,368.35x = 2,470,739.81 × 974,595.39 - Step 4: Simplify right side
1,790,368.35x = 2,407,971,628,715.48 - Step 5: Solve for x
x = 2,407,971,628,715.48/1,790,368.35 - Step 6: Final answer
x = 1,344,958.78
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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.