Finding the Fourth Proportional to 1,411,722.71, 2,117,408.97 and 835,688.75
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Solution
The fourth proportional to 1,411,722.71, 2,117,408.97 and 835,688.75 is: 1,253,429.48
Step by Step Solution
- Step 1: Write the proportion equation
1,411,722.71 : 2,117,408.97 = 835,688.75 : x - Step 2: Convert to fraction form
1,411,722.71/2,117,408.97 = 835,688.75/x - Step 3: Cross multiply
1,411,722.71x = 2,117,408.97 × 835,688.75 - Step 4: Simplify right side
1,411,722.71x = 1,769,494,855,378.09 - Step 5: Solve for x
x = 1,769,494,855,378.09/1,411,722.71 - Step 6: Final answer
x = 1,253,429.48
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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.