Finding the Fourth Proportional to 1,214,649.09, 1,823,079.02 and 646,506.99
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Solution
The fourth proportional to 1,214,649.09, 1,823,079.02 and 646,506.99 is: 970,348.83
Step by Step Solution
- Step 1: Write the proportion equation
1,214,649.09 : 1,823,079.02 = 646,506.99 : x - Step 2: Convert to fraction form
1,214,649.09/1,823,079.02 = 646,506.99/x - Step 3: Cross multiply
1,214,649.09x = 1,823,079.02 × 646,506.99 - Step 4: Simplify right side
1,214,649.09x = 1,178,633,326,519.81 - Step 5: Solve for x
x = 1,178,633,326,519.81/1,214,649.09 - Step 6: Final answer
x = 970,348.83
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.