Finding the Fourth Proportional to 1,480,930.24, 2,043,685.20 and 801,865.12
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Solution
The fourth proportional to 1,480,930.24, 2,043,685.20 and 801,865.12 is: 1,106,574.66
Step by Step Solution
- Step 1: Write the proportion equation
1,480,930.24 : 2,043,685.20 = 801,865.12 : x - Step 2: Convert to fraction form
1,480,930.24/2,043,685.20 = 801,865.12/x - Step 3: Cross multiply
1,480,930.24x = 2,043,685.20 × 801,865.12 - Step 4: Simplify right side
1,480,930.24x = 1,638,759,878,140.22 - Step 5: Solve for x
x = 1,638,759,878,140.22/1,480,930.24 - Step 6: Final answer
x = 1,106,574.66
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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.