Finding the Fourth Proportional to 1,488,495.99, 2,054,062.44 and 843,959.74
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Solution
The fourth proportional to 1,488,495.99, 2,054,062.44 and 843,959.74 is: 1,164,629.27
Step by Step Solution
- Step 1: Write the proportion equation
1,488,495.99 : 2,054,062.44 = 843,959.74 : x - Step 2: Convert to fraction form
1,488,495.99/2,054,062.44 = 843,959.74/x - Step 3: Cross multiply
1,488,495.99x = 2,054,062.44 × 843,959.74 - Step 4: Simplify right side
1,488,495.99x = 1,733,546,002,806.17 - Step 5: Solve for x
x = 1,733,546,002,806.17/1,488,495.99 - Step 6: Final answer
x = 1,164,629.27
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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.